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Diffstat (limited to 'doc/classes/StringName.xml')
| -rw-r--r-- | doc/classes/StringName.xml | 921 |
1 files changed, 918 insertions, 3 deletions
diff --git a/doc/classes/StringName.xml b/doc/classes/StringName.xml index c40d8929fc..b46e39b8d7 100644 --- a/doc/classes/StringName.xml +++ b/doc/classes/StringName.xml @@ -5,8 +5,10 @@ </brief_description> <description> [StringName]s are immutable strings designed for general-purpose representation of unique names (also called "string interning"). [StringName] ensures that only one instance of a given name exists (so two [StringName]s with the same value are the same object). Comparing them is much faster than with regular [String]s, because only the pointers are compared, not the whole strings. - You will usually just pass a [String] to methods expecting a [StringName] and it will be automatically converted, but you may occasionally want to construct a [StringName] ahead of time with [StringName] or the literal syntax [code]&"example"[/code]. + You will usually just pass a [String] to methods expecting a [StringName] and it will be automatically converted, but you may occasionally want to construct a [StringName] ahead of time with [StringName] or, in GDScript, the literal syntax [code]&"example"[/code]. See also [NodePath], which is a similar concept specifically designed to store pre-parsed node paths. + Some string methods have corresponding variations. Variations suffixed with [code]n[/code] ([method countn], [method findn], [method replacen], etc.) are [b]case-insensitive[/b] (they make no distinction between uppercase and lowercase letters). Method variations prefixed with [code]r[/code] ([method rfind], [method rsplit], etc.) are reversed, and start from the end of the string, instead of the beginning. + [b]Note:[/b] In a boolean context, a [StringName] will evaluate to [code]false[/code] if it is empty ([code]StringName("")[/code]). Otherwise, a [StringName] will always evaluate to [code]true[/code]. </description> <tutorials> </tutorials> @@ -28,15 +30,902 @@ <return type="StringName" /> <param index="0" name="from" type="String" /> <description> - Creates a new [StringName] from the given [String]. [code]StringName("example")[/code] is equivalent to [code]&"example"[/code]. + Creates a new [StringName] from the given [String]. In GDScript, [code]StringName("example")[/code] is equivalent to [code]&"example"[/code]. </description> </constructor> </constructors> <methods> + <method name="begins_with" qualifiers="const"> + <return type="bool" /> + <param index="0" name="text" type="String" /> + <description> + Returns [code]true[/code] if the string begins with the given [param text]. See also [method ends_with]. + </description> + </method> + <method name="bigrams" qualifiers="const"> + <return type="PackedStringArray" /> + <description> + Returns an array containing the bigrams (pairs of consecutive characters) of this string. + [codeblock] + print("Get up!".bigrams()) # Prints ["Ge", "et", "t ", " u", "up", "p!"] + [/codeblock] + </description> + </method> + <method name="bin_to_int" qualifiers="const"> + <return type="int" /> + <description> + Converts the string representing a binary number into an [int]. The string may optionally be prefixed with [code]"0b"[/code], and an additional [code]-[/code] prefix for negative numbers. + [codeblocks] + [gdscript] + print("101".bin_to_int()) # Prints 5 + print("0b101".bin_to_int()) # Prints 5 + print("-0b10".bin_to_int()) # Prints -2 + [/gdscript] + [csharp] + GD.Print("101".BinToInt()); // Prints 5 + GD.Print("0b101".BinToInt()); // Prints 5 + GD.Print("-0b10".BinToInt()); // Prints -2 + [/csharp] + [/codeblocks] + </description> + </method> + <method name="c_escape" qualifiers="const"> + <return type="String" /> + <description> + Returns a copy of the string with special characters escaped using the C language standard. + </description> + </method> + <method name="c_unescape" qualifiers="const"> + <return type="String" /> + <description> + Returns a copy of the string with escaped characters replaced by their meanings. Supported escape sequences are [code]\'[/code], [code]\"[/code], [code]\\[/code], [code]\a[/code], [code]\b[/code], [code]\f[/code], [code]\n[/code], [code]\r[/code], [code]\t[/code], [code]\v[/code]. + [b]Note:[/b] Unlike the GDScript parser, this method doesn't support the [code]\uXXXX[/code] escape sequence. + </description> + </method> + <method name="capitalize" qualifiers="const"> + <return type="String" /> + <description> + Changes the appearance of the string: replaces underscores ([code]_[/code]) with spaces, adds spaces before uppercase letters in the middle of a word, converts all letters to lowercase, then converts the first one and each one following a space to uppercase. + [codeblocks] + [gdscript] + "move_local_x".capitalize() # Returns "Move Local X" + "sceneFile_path".capitalize() # Returns "Scene File Path" + [/gdscript] + [csharp] + "move_local_x".Capitalize(); // Returns "Move Local X" + "sceneFile_path".Capitalize(); // Returns "Scene File Path" + [/csharp] + [/codeblocks] + [b]Note:[/b] This method not the same as the default appearance of properties in the Inspector dock, as it does not capitalize acronyms ([code]"2D"[/code], [code]"FPS"[/code], [code]"PNG"[/code], etc.) as you may expect. + </description> + </method> + <method name="casecmp_to" qualifiers="const"> + <return type="int" /> + <param index="0" name="to" type="String" /> + <description> + Performs a case-sensitive comparison to another string. Returns [code]-1[/code] if less than, [code]1[/code] if greater than, or [code]0[/code] if equal. "Less than" and "greater than" are determined by the [url=https://en.wikipedia.org/wiki/List_of_Unicode_characters]Unicode code points[/url] of each string, which roughly matches the alphabetical order. + With different string lengths, returns [code]1[/code] if this string is longer than the [param to] string, or [code]-1[/code] if shorter. Note that the length of empty strings is [i]always[/i] [code]0[/code]. + To get a [bool] result from a string comparison, use the [code]==[/code] operator instead. See also [method nocasecmp_to] and [method naturalnocasecmp_to]. + </description> + </method> + <method name="contains" qualifiers="const"> + <return type="bool" /> + <param index="0" name="what" type="String" /> + <description> + Returns [code]true[/code] if the string contains [param what]. In GDScript, this corresponds to the [code]in[/code] operator. + [codeblocks] + [gdscript] + print("Node".contains("de")) # Prints true + print("team".contains("I")) # Prints false + print("I" in "team") # Prints false + [/gdscript] + [csharp] + GD.Print("Node".Contains("de")); // Prints true + GD.Print("team".Contains("I")); // Prints false + [/csharp] + [/codeblocks] + If you need to know where [param what] is within the string, use [method find]. + </description> + </method> + <method name="count" qualifiers="const"> + <return type="int" /> + <param index="0" name="what" type="String" /> + <param index="1" name="from" type="int" default="0" /> + <param index="2" name="to" type="int" default="0" /> + <description> + Returns the number of occurrences of the substring [param what] between [param from] and [param to] positions. If [param to] is 0, the search continues until the end of the string. + </description> + </method> + <method name="countn" qualifiers="const"> + <return type="int" /> + <param index="0" name="what" type="String" /> + <param index="1" name="from" type="int" default="0" /> + <param index="2" name="to" type="int" default="0" /> + <description> + Returns the number of occurrences of the substring [param what] between [param from] and [param to] positions, [b]ignoring case[/b]. If [param to] is 0, the search continues until the end of the string. + </description> + </method> + <method name="dedent" qualifiers="const"> + <return type="String" /> + <description> + Returns a copy of the string with indentation (leading tabs and spaces) removed. See also [method indent] to add indentation. + </description> + </method> + <method name="ends_with" qualifiers="const"> + <return type="bool" /> + <param index="0" name="text" type="String" /> + <description> + Returns [code]true[/code] if the string ends with the given [param text]. See also [method begins_with]. + </description> + </method> + <method name="find" qualifiers="const"> + <return type="int" /> + <param index="0" name="what" type="String" /> + <param index="1" name="from" type="int" default="0" /> + <description> + Returns the index of the [b]first[/b] occurrence of [param what] in this string, or [code]-1[/code] if there are none. The search's start can be specified with [param from], continuing to the end of the string. + [codeblocks] + [gdscript] + print("Team".find("I")) # Prints -1 + + print("Potato".find("t")) # Prints 2 + print("Potato".find("t", 3)) # Prints 4 + print("Potato".find("t", 5)) # Prints -1 + [/gdscript] + [csharp] + GD.Print("Team".Find("I")); // Prints -1 + + GD.Print("Potato".Find("t")); // Prints 2 + GD.print("Potato".Find("t", 3)); // Prints 4 + GD.print("Potato".Find("t", 5)); // Prints -1 + [/csharp] + [/codeblocks] + [b]Note:[/b] If you just want to know whether the string contains [param what], use [method contains]. In GDScript, you may also use the [code]in[/code] operator. + </description> + </method> + <method name="findn" qualifiers="const"> + <return type="int" /> + <param index="0" name="what" type="String" /> + <param index="1" name="from" type="int" default="0" /> + <description> + Returns the index of the [b]first[/b] [b]case-insensitive[/b] occurrence of [param what] in this string, or [code]-1[/code] if there are none. The starting search index can be specified with [param from], continuing to the end of the string. + </description> + </method> + <method name="format" qualifiers="const"> + <return type="String" /> + <param index="0" name="values" type="Variant" /> + <param index="1" name="placeholder" type="String" default=""{_}"" /> + <description> + Formats the string by replacing all occurrences of [param placeholder] with the elements of [param values]. + [param values] can be a [Dictionary] or an [Array]. Any underscores in [param placeholder] will be replaced with the corresponding keys in advance. Array elements use their index as keys. + [codeblock] + # Prints "Waiting for Godot is a play by Samuel Beckett, and Godot Engine is named after it." + var use_array_values = "Waiting for {0} is a play by {1}, and {0} Engine is named after it." + print(use_array_values.format(["Godot", "Samuel Beckett"])) + + # Prints "User 42 is Godot." + print("User {id} is {name}.".format({"id": 42, "name": "Godot"})) + [/codeblock] + Some additional handling is performed when [param values] is an [Array]. If [param placeholder] does not contain an underscore, the elements of the [param values] array will be used to replace one occurrence of the placeholder in order; If an element of [param values] is another 2-element array, it'll be interpreted as a key-value pair. + [codeblock] + # Prints "User 42 is Godot." + print("User {} is {}.".format([42, "Godot"], "{}")) + print("User {id} is {name}.".format([["id", 42], ["name", "Godot"]])) + [/codeblock] + See also the [url=$DOCS_URL/tutorials/scripting/gdscript/gdscript_format_string.html]GDScript format string[/url] tutorial. + </description> + </method> + <method name="get_base_dir" qualifiers="const"> + <return type="String" /> + <description> + If the string is a valid file path, returns the base directory name. + [codeblock] + var dir_path = "/path/to/file.txt".get_base_dir() # dir_path is "/path/to" + [/codeblock] + </description> + </method> + <method name="get_basename" qualifiers="const"> + <return type="String" /> + <description> + If the string is a valid file path, returns the full file path, without the extension. + [codeblock] + var base = "/path/to/file.txt".get_basename() # base is "/path/to/file" + [/codeblock] + </description> + </method> + <method name="get_extension" qualifiers="const"> + <return type="String" /> + <description> + If the string is a valid file name or path, returns the file extension without the leading period ([code].[/code]). Otherwise, returns an empty string. + [codeblock] + var a = "/path/to/file.txt".get_extension() # a is "txt" + var b = "cool.txt".get_extension() # b is "txt" + var c = "cool.font.tres".get_extension() # c is "tres" + var d = ".pack1".get_extension() # d is "pack1" + + var e = "file.txt.".get_extension() # e is "" + var f = "file.txt..".get_extension() # f is "" + var g = "txt".get_extension() # g is "" + var h = "".get_extension() # h is "" + [/codeblock] + </description> + </method> + <method name="get_file" qualifiers="const"> + <return type="String" /> + <description> + If the string is a valid file path, returns the file name, including the extension. + [codeblock] + var file = "/path/to/icon.png".get_file() # file is "icon.png" + [/codeblock] + </description> + </method> + <method name="get_slice" qualifiers="const"> + <return type="String" /> + <param index="0" name="delimiter" type="String" /> + <param index="1" name="slice" type="int" /> + <description> + Splits the string using a [param delimiter] and returns the substring at index [param slice]. Returns an empty string if the [param slice] does not exist. + This is faster than [method split], if you only need one substring. + [b]Example:[/b] + [codeblock] + print("i/am/example/hi".get_slice("/", 2)) # Prints "example" + [/codeblock] + </description> + </method> + <method name="get_slice_count" qualifiers="const"> + <return type="int" /> + <param index="0" name="delimiter" type="String" /> + <description> + Returns the total number of slices when the string is split with the given [param delimiter] (see [method split]). + </description> + </method> + <method name="get_slicec" qualifiers="const"> + <return type="String" /> + <param index="0" name="delimiter" type="int" /> + <param index="1" name="slice" type="int" /> + <description> + Splits the string using a Unicode character with code [param delimiter] and returns the substring at index [param slice]. Returns an empty string if the [param slice] does not exist. + This is faster than [method split], if you only need one substring. + </description> + </method> <method name="hash" qualifiers="const"> <return type="int" /> <description> - Returns the 32-bit hash value representing the [StringName]'s contents. + Returns the 32-bit hash value representing the string's contents. + [b]Note:[/b] Strings with equal hash values are [i]not[/i] guaranteed to be the same, as a result of hash collisions. On the countrary, strings with different hash values are guaranteed to be different. + </description> + </method> + <method name="hex_to_int" qualifiers="const"> + <return type="int" /> + <description> + Converts the string representing a hexadecimal number into an [int]. The string may be optionally prefixed with [code]"0x"[/code], and an additional [code]-[/code] prefix for negative numbers. + [codeblocks] + [gdscript] + print("0xff".hex_to_int()) # Prints 255 + print("ab".hex_to_int()) # Prints 171 + [/gdscript] + [csharp] + GD.Print("0xff".HexToInt()); // Prints 255 + GD.Print("ab".HexToInt()); // Prints 171 + [/csharp] + [/codeblocks] + </description> + </method> + <method name="indent" qualifiers="const"> + <return type="String" /> + <param index="0" name="prefix" type="String" /> + <description> + Indents every line of the string with the given [param prefix]. Empty lines are not indented. See also [method dedent] to remove indentation. + For example, the string can be indented with two tabulations using [code]"\t\t"[/code], or four spaces using [code]" "[/code]. + </description> + </method> + <method name="insert" qualifiers="const"> + <return type="String" /> + <param index="0" name="position" type="int" /> + <param index="1" name="what" type="String" /> + <description> + Inserts [param what] at the given [param position] in the string. + </description> + </method> + <method name="is_absolute_path" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if the string is a path to a file or directory, and its starting point is explicitly defined. This method is the opposite of [method is_relative_path]. + This includes all paths starting with [code]"res://"[/code], [code]"user://"[/code], [code]"C:\"[/code], [code]"/"[/code], etc. + </description> + </method> + <method name="is_empty" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if the string's length is [code]0[/code] ([code]""[/code]). See also [method length]. + </description> + </method> + <method name="is_relative_path" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if the string is a path, and its starting point is dependent on context. The path could begin from the current directory, or the current [Node] (if the string is derived from a [NodePath]), and may sometimes be prefixed with [code]"./"[/code]. This method is the opposite of [method is_absolute_path]. + </description> + </method> + <method name="is_subsequence_of" qualifiers="const"> + <return type="bool" /> + <param index="0" name="text" type="String" /> + <description> + Returns [code]true[/code] if all characters of this string can be found in [param text] in their original order. + [codeblock] + var text = "Wow, incredible!" + + print("inedible".is_subsequence_of(text)) # Prints true + print("Word!".is_subsequence_of(text)) # Prints true + print("Window".is_subsequence_of(text)) # Prints false + print("".is_subsequence_of(text)) # Prints true + [/codeblock] + </description> + </method> + <method name="is_subsequence_ofn" qualifiers="const"> + <return type="bool" /> + <param index="0" name="text" type="String" /> + <description> + Returns [code]true[/code] if all characters of this string can be found in [param text] in their original order, [b]ignoring case[/b]. + </description> + </method> + <method name="is_valid_filename" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if this string does not contain characters that are not allowed in file names ([code]:[/code] [code]/[/code] [code]\[/code] [code]?[/code] [code]*[/code] [code]"[/code] [code]|[/code] [code]%[/code] [code]<[/code] [code]>[/code]). + </description> + </method> + <method name="is_valid_float" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if this string represents a valid floating-point number. A valid float may contain only digits, one decimal point ([code].[/code]), and the exponent letter ([code]e[/code]). It may also be prefixed with a positive ([code]+[/code]) or negative ([code]-[/code]) sign. Any valid integer is also a valid float (see [method is_valid_int]). See also [method to_float]. + [codeblock] + print("1.7".is_valid_float()) # Prints true + print("24".is_valid_float()) # Prints true + print("7e3".is_valid_float()) # Prints true + print("Hello".is_valid_float()) # Prints false + [/codeblock] + </description> + </method> + <method name="is_valid_hex_number" qualifiers="const"> + <return type="bool" /> + <param index="0" name="with_prefix" type="bool" default="false" /> + <description> + Returns [code]true[/code] if this string is a valid hexadecimal number. A valid hexadecimal number only contains digits or letters [code]A[/code] to [code]F[/code] (either uppercase or lowercase), and may be prefixed with a positive ([code]+[/code]) or negative ([code]-[/code]) sign. + If [param with_prefix] is [code]true[/code], the hexadecimal number needs to prefixed by [code]"0x"[/code] to be considered valid. + [codeblock] + print("A08E".is_valid_hex_number()) # Prints true + print("-AbCdEf".is_valid_hex_number()) # Prints true + print("2.5".is_valid_hex_number()) # Prints false + + print("0xDEADC0DE".is_valid_hex_number(true)) # Prints true + [/codeblock] + </description> + </method> + <method name="is_valid_html_color" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if this string is a valid color in hexadecimal HTML notation. The string must be a hexadecimal value (see [method is_valid_hex_number]) of either 3, 4, 6 or 8 digits, and may be prefixed by a hash sign ([code]#[/code]). Other HTML notations for colors, such as names or [code]hsl()[/code], are not considered valid. See also [method Color.html]. + </description> + </method> + <method name="is_valid_identifier" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if this string is a valid identifier. A valid identifier may contain only letters, digits and underscores ([code]_[/code]), and the first character may not be a digit. + [codeblock] + print("node_2d".is_valid_identifier()) # Prints true + print("TYPE_FLOAT".is_valid_identifier()) # Prints true + print("1st_method".is_valid_identifier()) # Prints false + print("MyMethod#2".is_valid_identifier()) # Prints false + [/codeblock] + </description> + </method> + <method name="is_valid_int" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if this string represents a valid integer. A valid integer only contains digits, and may be prefixed with a positive ([code]+[/code]) or negative ([code]-[/code]) sign. See also [method to_int]. + [codeblock] + print("7".is_valid_int()) # Prints true + print("1.65".is_valid_int()) # Prints false + print("Hi".is_valid_int()) # Prints false + print("+3".is_valid_int()) # Prints true + print("-12".is_valid_int()) # Prints true + [/codeblock] + </description> + </method> + <method name="is_valid_ip_address" qualifiers="const"> + <return type="bool" /> + <description> + Returns [code]true[/code] if this string represents a well-formatted IPv4 or IPv6 address. This method considers [url=https://en.wikipedia.org/wiki/Reserved_IP_addresses]reserved IP addresses[/url] such as [code]"0.0.0.0"[/code] and [code]"ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"[/code] as valid. + </description> + </method> + <method name="join" qualifiers="const"> + <return type="String" /> + <param index="0" name="parts" type="PackedStringArray" /> + <description> + Returns the concatenation of [param parts]' elements, with each element separated by the string calling this method. This method is the opposite of [method split]. + [b]Example:[/b] + [codeblocks] + [gdscript] + var fruits = ["Apple", "Orange", "Pear", "Kiwi"] + + print(", ".join(fruits)) # Prints "Apple, Orange, Pear, Kiwi" + print("---".join(fruits)) # Prints "Apple---Orange---Pear---Kiwi" + [/gdscript] + [csharp] + var fruits = new string[] {"Apple", "Orange", "Pear", "Kiwi"}; + + // In C#, this method is static. + GD.Print(string.Join(", ", fruits); // Prints "Apple, Orange, Pear, Kiwi" + GD.Print(string.Join("---", fruits)); // Prints "Apple---Orange---Pear---Kiwi" + [/csharp] + [/codeblocks] + </description> + </method> + <method name="json_escape" qualifiers="const"> + <return type="String" /> + <description> + Returns a copy of the string with special characters escaped using the JSON standard. Because it closely matches the C standard, it is possible to use [method c_unescape] to unescape the string, if necessary. + </description> + </method> + <method name="left" qualifiers="const"> + <return type="String" /> + <param index="0" name="length" type="int" /> + <description> + Returns the first [param length] characters from the beginning of the string. If [param length] is negative, strips the last [param length] characters from the string's end. + [codeblock] + print("Hello World!".left(3)) # Prints "Hel" + print("Hello World!".left(-4)) # Prints "Hello Wo" + [/codeblock] + </description> + </method> + <method name="length" qualifiers="const"> + <return type="int" /> + <description> + Returns the number of characters in the string. Empty strings ([code]""[/code]) always return [code]0[/code]. See also [method is_empty]. + </description> + </method> + <method name="lpad" qualifiers="const"> + <return type="String" /> + <param index="0" name="min_length" type="int" /> + <param index="1" name="character" type="String" default="" "" /> + <description> + Formats the string to be at least [param min_length] long by adding [param character]s to the left of the string, if necessary. See also [method rpad]. + </description> + </method> + <method name="lstrip" qualifiers="const"> + <return type="String" /> + <param index="0" name="chars" type="String" /> + <description> + Removes a set of characters defined in [param chars] from the string's beginning. See also [method rstrip]. + [b]Note:[/b] [param chars] is not a prefix. Use [method trim_prefix] to remove a single prefix, rather than a set of characters. + </description> + </method> + <method name="match" qualifiers="const"> + <return type="bool" /> + <param index="0" name="expr" type="String" /> + <description> + Does a simple expression match, where [code]*[/code] matches zero or more arbitrary characters and [code]?[/code] matches any single character except a period ([code].[/code]). An empty string or empty expression always evaluates to [code]false[/code]. + </description> + </method> + <method name="matchn" qualifiers="const"> + <return type="bool" /> + <param index="0" name="expr" type="String" /> + <description> + Does a simple [b]case-insensitive[/b] expression match, where [code]*[/code] matches zero or more arbitrary characters and [code]?[/code] matches any single character except a period ([code].[/code]). An empty string or empty expression always evaluates to [code]false[/code]. + </description> + </method> + <method name="md5_buffer" qualifiers="const"> + <return type="PackedByteArray" /> + <description> + Returns the [url=https://en.wikipedia.org/wiki/MD5]MD5 hash[/url] of the string as a [PackedByteArray]. + </description> + </method> + <method name="md5_text" qualifiers="const"> + <return type="String" /> + <description> + Returns the [url=https://en.wikipedia.org/wiki/MD5]MD5 hash[/url] of the string as another [String]. + </description> + </method> + <method name="naturalnocasecmp_to" qualifiers="const"> + <return type="int" /> + <param index="0" name="to" type="String" /> + <description> + Performs a [b]case-insensitive[/b], [i]natural order[/i] comparison to another string. Returns [code]-1[/code] if less than, [code]1[/code] if greater than, or [code]0[/code] if equal. "Less than" or "greater than" are determined by the [url=https://en.wikipedia.org/wiki/List_of_Unicode_characters]Unicode code points[/url] of each string, which roughly matches the alphabetical order. Internally, lowercase characters are converted to uppercase for the comparison. + When used for sorting, natural order comparison orders sequences of numbers by the combined value of each digit as is often expected, instead of the single digit's value. A sorted sequence of numbered strings will be [code]["1", "2", "3", ...][/code], not [code]["1", "10", "2", "3", ...][/code]. + With different string lengths, returns [code]1[/code] if this string is longer than the [param to] string, or [code]-1[/code] if shorter. Note that the length of empty strings is [i]always[/i] [code]0[/code]. + To get a [bool] result from a string comparison, use the [code]==[/code] operator instead. See also [method nocasecmp_to] and [method casecmp_to]. + </description> + </method> + <method name="nocasecmp_to" qualifiers="const"> + <return type="int" /> + <param index="0" name="to" type="String" /> + <description> + Performs a [b]case-insensitive[/b] comparison to another string. Returns [code]-1[/code] if less than, [code]1[/code] if greater than, or [code]0[/code] if equal. "Less than" or "greater than" are determined by the [url=https://en.wikipedia.org/wiki/List_of_Unicode_characters]Unicode code points[/url] of each string, which roughly matches the alphabetical order. Internally, lowercase characters are converted to uppercase for the comparison. + With different string lengths, returns [code]1[/code] if this string is longer than the [param to] string, or [code]-1[/code] if shorter. Note that the length of empty strings is [i]always[/i] [code]0[/code]. + To get a [bool] result from a string comparison, use the [code]==[/code] operator instead. See also [method casecmp_to] and [method naturalnocasecmp_to]. + </description> + </method> + <method name="pad_decimals" qualifiers="const"> + <return type="String" /> + <param index="0" name="digits" type="int" /> + <description> + Formats the string representing a number to have an exact number of [param digits] [i]after[/i] the decimal point. + </description> + </method> + <method name="pad_zeros" qualifiers="const"> + <return type="String" /> + <param index="0" name="digits" type="int" /> + <description> + Formats the string representing a number to have an exact number of [param digits] [i]before[/i] the decimal point. + </description> + </method> + <method name="path_join" qualifiers="const"> + <return type="String" /> + <param index="0" name="file" type="String" /> + <description> + Concatenates [param file] at the end of the string as a subpath, adding [code]/[/code] if necessary. + [b]Example:[/b] [code]"this/is".path_join("path") == "this/is/path"[/code]. + </description> + </method> + <method name="repeat" qualifiers="const"> + <return type="String" /> + <param index="0" name="count" type="int" /> + <description> + Repeats this string a number of times. [param count] needs to be greater than [code]0[/code]. Otherwise, returns an empty string. + </description> + </method> + <method name="replace" qualifiers="const"> + <return type="String" /> + <param index="0" name="what" type="String" /> + <param index="1" name="forwhat" type="String" /> + <description> + Replaces all occurrences of [param what] inside the string with the given [param forwhat]. + </description> + </method> + <method name="replacen" qualifiers="const"> + <return type="String" /> + <param index="0" name="what" type="String" /> + <param index="1" name="forwhat" type="String" /> + <description> + Replaces all [b]case-insensitive[/b] occurrences of [param what] inside the string with the given [param forwhat]. + </description> + </method> + <method name="rfind" qualifiers="const"> + <return type="int" /> + <param index="0" name="what" type="String" /> + <param index="1" name="from" type="int" default="-1" /> + <description> + Returns the index of the [b]last[/b] occurrence of [param what] in this string, or [code]-1[/code] if there are none. The search's start can be specified with [param from], continuing to the beginning of the string. This method is the reverse of [method find]. + </description> + </method> + <method name="rfindn" qualifiers="const"> + <return type="int" /> + <param index="0" name="what" type="String" /> + <param index="1" name="from" type="int" default="-1" /> + <description> + Returns the index of the [b]last[/b] [b]case-insensitive[/b] occurrence of [param what] in this string, or [code]-1[/code] if there are none. The starting search index can be specified with [param from], continuing to the beginning of the string. This method is the reverse of [method findn]. + </description> + </method> + <method name="right" qualifiers="const"> + <return type="String" /> + <param index="0" name="length" type="int" /> + <description> + Returns the last [param length] characters from the end of the string. If [param length] is negative, strips the first [param length] characters from the string's beginning. + [codeblock] + print("Hello World!".right(3)) # Prints "ld!" + print("Hello World!".right(-4)) # Prints "o World!" + [/codeblock] + </description> + </method> + <method name="rpad" qualifiers="const"> + <return type="String" /> + <param index="0" name="min_length" type="int" /> + <param index="1" name="character" type="String" default="" "" /> + <description> + Formats the string to be at least [param min_length] long, by adding [param character]s to the right of the string, if necessary. See also [method lpad]. + </description> + </method> + <method name="rsplit" qualifiers="const"> + <return type="PackedStringArray" /> + <param index="0" name="delimiter" type="String" default="""" /> + <param index="1" name="allow_empty" type="bool" default="true" /> + <param index="2" name="maxsplit" type="int" default="0" /> + <description> + Splits the string using a [param delimiter] and returns an array of the substrings, starting from the end of the string. The splits in the returned array appear in the same order as the original string. If [param delimiter] is an empty string, each substring will be a single character. + If [param allow_empty] is [code]false[/code], empty strings between adjacent delimiters are excluded from the array. + If [param maxsplit] is greater than [code]0[/code], the number of splits may not exceed [param maxsplit]. By default, the entire string is split, which is mostly identical to [method split]. + [b]Example:[/b] + [codeblocks] + [gdscript] + var some_string = "One,Two,Three,Four" + var some_array = some_string.rsplit(",", true, 1) + + print(some_array.size()) # Prints 2 + print(some_array[0]) # Prints "One,Two,Three" + print(some_array[1]) # Prints "Four" + [/gdscript] + [csharp] + // In C#, there is no String.RSplit() method. + [/csharp] + [/codeblocks] + </description> + </method> + <method name="rstrip" qualifiers="const"> + <return type="String" /> + <param index="0" name="chars" type="String" /> + <description> + Removes a set of characters defined in [param chars] from the string's end. See also [method lstrip]. + [b]Note:[/b] [param chars] is not a suffix. Use [method trim_suffix] to remove a single suffix, rather than a set of characters. + </description> + </method> + <method name="sha1_buffer" qualifiers="const"> + <return type="PackedByteArray" /> + <description> + Returns the [url=https://en.wikipedia.org/wiki/SHA-1]SHA-1[/url] hash of the string as a [PackedByteArray]. + </description> + </method> + <method name="sha1_text" qualifiers="const"> + <return type="String" /> + <description> + Returns the [url=https://en.wikipedia.org/wiki/SHA-1]SHA-1[/url] hash of the string as another [String]. + </description> + </method> + <method name="sha256_buffer" qualifiers="const"> + <return type="PackedByteArray" /> + <description> + Returns the [url=https://en.wikipedia.org/wiki/SHA-2]SHA-256[/url] hash of the string as a [PackedByteArray]. + </description> + </method> + <method name="sha256_text" qualifiers="const"> + <return type="String" /> + <description> + Returns the [url=https://en.wikipedia.org/wiki/SHA-2]SHA-256[/url] hash of the string as another [String]. + </description> + </method> + <method name="similarity" qualifiers="const"> + <return type="float" /> + <param index="0" name="text" type="String" /> + <description> + Returns the similarity index ([url=https://en.wikipedia.org/wiki/S%C3%B8rensen%E2%80%93Dice_coefficient]Sorensen-Dice coefficient[/url]) of this string compared to another. A result of [code]1.0[/code] means totally similar, while [code]0.0[/code] means totally dissimilar. + [codeblock] + print("ABC123".similarity("ABC123")) # Prints 1.0 + print("ABC123".similarity("XYZ456")) # Prints 0.0 + print("ABC123".similarity("123ABC")) # Prints 0.8 + print("ABC123".similarity("abc123")) # Prints 0.4 + [/codeblock] + </description> + </method> + <method name="simplify_path" qualifiers="const"> + <return type="String" /> + <description> + If the string is a valid file path, converts the string into a canonical path. This is the shortest possible path, without [code]"./"[/code], and all the unnecessary [code]".."[/code] and [code]"/"[/code]. + [codeblock] + var simple_path = "./path/to///../file".simplify_path() + print(simple_path) # Prints "path/file" + [/codeblock] + </description> + </method> + <method name="split" qualifiers="const"> + <return type="PackedStringArray" /> + <param index="0" name="delimiter" type="String" default="""" /> + <param index="1" name="allow_empty" type="bool" default="true" /> + <param index="2" name="maxsplit" type="int" default="0" /> + <description> + Splits the string using a [param delimiter] and returns an array of the substrings. If [param delimiter] is an empty string, each substring will be a single character. This method is the opposite of [method join]. + If [param allow_empty] is [code]false[/code], empty strings between adjacent delimiters are excluded from the array. + If [param maxsplit] is greater than [code]0[/code], the number of splits may not exceed [param maxsplit]. By default, the entire string is split. + [b]Example:[/b] + [codeblocks] + [gdscript] + var some_array = "One,Two,Three,Four".split(",", true, 2) + + print(some_array.size()) # Prints 3 + print(some_array[0]) # Prints "One" + print(some_array[1]) # Prints "Two" + print(some_array[2]) # Prints "Three,Four" + [/gdscript] + [csharp] + // C#'s `Split()` does not support the `maxsplit` parameter. + var someArray = "One,Two,Three".Split(","); + + GD.Print(someArray[0]); // Prints "One" + GD.Print(someArray[1]); // Prints "Two" + GD.Print(someArray[2]); // Prints "Three" + [/csharp] + [/codeblocks] + [b]Note:[/b] If you only need one substring from the array, consider using [method get_slice] which is faster. If you need to split strings with more complex rules, use the [RegEx] class instead. + </description> + </method> + <method name="split_floats" qualifiers="const"> + <return type="PackedFloat64Array" /> + <param index="0" name="delimiter" type="String" /> + <param index="1" name="allow_empty" type="bool" default="true" /> + <description> + Splits the string into floats by using a [param delimiter] and returns a [PackedFloat64Array]. + If [param allow_empty] is [code]false[/code], empty or invalid [float] conversions between adjacent delimiters are excluded. + [codeblock] + var a = "1,2,4.5".split_floats(",") # a is [1.0, 2.0, 4.5] + var c = "1| ||4.5".split_floats("|") # c is [1.0, 0.0, 0.0, 4.5] + var b = "1| ||4.5".split_floats("|", false) # b is [1.0, 4.5] + [/codeblock] + </description> + </method> + <method name="strip_edges" qualifiers="const"> + <return type="String" /> + <param index="0" name="left" type="bool" default="true" /> + <param index="1" name="right" type="bool" default="true" /> + <description> + Strips all non-printable characters from the beginning and the end of the string. These include spaces, tabulations ([code]\t[/code]), and newlines ([code]\n[/code] [code]\r[/code]). + If [param left] is [code]false[/code], ignores the string's beginning. Likewise, if [param right] is [code]false[/code], ignores the string's end. + </description> + </method> + <method name="strip_escapes" qualifiers="const"> + <return type="String" /> + <description> + Strips all escape characters from the string. These include all non-printable control characters of the first page of the ASCII table (values from 0 to 31), such as tabulation ([code]\t[/code]) and newline ([code]\n[/code], [code]\r[/code]) characters, but [i]not[/i] spaces. + </description> + </method> + <method name="substr" qualifiers="const"> + <return type="String" /> + <param index="0" name="from" type="int" /> + <param index="1" name="len" type="int" default="-1" /> + <description> + Returns part of the string from the position [param from] with length [param len]. If [param len] is [code]-1[/code] (as by default), returns the rest of the string starting from the given position. + </description> + </method> + <method name="to_ascii_buffer" qualifiers="const"> + <return type="PackedByteArray" /> + <description> + Converts the string to an [url=https://en.wikipedia.org/wiki/ASCII]ASCII[/url]/Latin-1 encoded [PackedByteArray]. This method is slightly faster than [method to_utf8_buffer], but replaces all unsupported characters with spaces. + </description> + </method> + <method name="to_camel_case" qualifiers="const"> + <return type="String" /> + <description> + Returns the string converted to [code]camelCase[/code]. + </description> + </method> + <method name="to_float" qualifiers="const"> + <return type="float" /> + <description> + Converts the string representing a decimal number into a [float]. This method stops on the first non-number character, except the first decimal point ([code].[/code]) and the exponent letter ([code]e[/code]). See also [method is_valid_float]. + [codeblock] + var a = "12.35".to_float() # a is 12.35 + var b = "1.2.3".to_float() # b is 1.2 + var c = "12xy3".to_float() # c is 12.0 + var d = "1e3".to_float() # d is 1000.0 + var e = "Hello!".to_int() # e is 0.0 + [/codeblock] + </description> + </method> + <method name="to_int" qualifiers="const"> + <return type="int" /> + <description> + Converts the string representing an integer number into an [int]. This method removes any non-number character and stops at the first decimal point ([code].[/code]). See also [method is_valid_int]. + [codeblock] + var a = "123".to_int() # a is 123 + var b = "x1y2z3".to_int() # b is 123 + var c = "-1.2.3".to_int() # c is -1 + var d = "Hello!".to_int() # d is 0 + [/codeblock] + </description> + </method> + <method name="to_lower" qualifiers="const"> + <return type="String" /> + <description> + Returns the string converted to lowercase. + </description> + </method> + <method name="to_pascal_case" qualifiers="const"> + <return type="String" /> + <description> + Returns the string converted to [code]PascalCase[/code]. + </description> + </method> + <method name="to_snake_case" qualifiers="const"> + <return type="String" /> + <description> + Returns the string converted to [code]snake_case[/code]. + </description> + </method> + <method name="to_upper" qualifiers="const"> + <return type="String" /> + <description> + Returns the string converted to uppercase. + </description> + </method> + <method name="to_utf16_buffer" qualifiers="const"> + <return type="PackedByteArray" /> + <description> + Converts the string to a [url=https://en.wikipedia.org/wiki/UTF-16]UTF-16[/url] encoded [PackedByteArray]. + </description> + </method> + <method name="to_utf32_buffer" qualifiers="const"> + <return type="PackedByteArray" /> + <description> + Converts the string to a [url=https://en.wikipedia.org/wiki/UTF-32]UTF-32[/url] encoded [PackedByteArray]. + </description> + </method> + <method name="to_utf8_buffer" qualifiers="const"> + <return type="PackedByteArray" /> + <description> + Converts the string to a [url=https://en.wikipedia.org/wiki/UTF-8]UTF-8[/url] encoded [PackedByteArray]. This method is slightly slower than [method to_ascii_buffer], but supports all UTF-8 characters. For most cases, prefer using this method. + </description> + </method> + <method name="trim_prefix" qualifiers="const"> + <return type="String" /> + <param index="0" name="prefix" type="String" /> + <description> + Removes the given [param prefix] from the start of the string, or returns the string unchanged. + </description> + </method> + <method name="trim_suffix" qualifiers="const"> + <return type="String" /> + <param index="0" name="suffix" type="String" /> + <description> + Removes the given [param suffix] from the end of the string, or returns the string unchanged. + </description> + </method> + <method name="unicode_at" qualifiers="const"> + <return type="int" /> + <param index="0" name="at" type="int" /> + <description> + Returns the character code at position [param at]. + </description> + </method> + <method name="uri_decode" qualifiers="const"> + <return type="String" /> + <description> + Decodes the string from its URL-encoded format. This method is meant to properly decode the parameters in a URL when receiving an HTTP request. + [codeblocks] + [gdscript] + var url = "$DOCS_URL/?highlight=Godot%20Engine%3%docs" + print(url.uri_decode()) # Prints "$DOCS_URL/?highlight=Godot Engine:docs" + [/gdscript] + [csharp] + var url = "$DOCS_URL/?highlight=Godot%20Engine%3%docs" + GD.Print(url.URIDecode()) // Prints "$DOCS_URL/?highlight=Godot Engine:docs" + [/csharp] + [/codeblocks] + </description> + </method> + <method name="uri_encode" qualifiers="const"> + <return type="String" /> + <description> + Encodes the string to URL-friendly format. This method is meant to properly encode the parameters in a URL when sending an HTTP request. + [codeblocks] + [gdscript] + var prefix = "$DOCS_URL/?highlight=" + var url = prefix + "Godot Engine:docs".uri_encode() + + print(url) # Prints "$DOCS_URL/?highlight=Godot%20Engine%3%docs" + [/gdscript] + [csharp] + var prefix = "$DOCS_URL/?highlight="; + var url = prefix + "Godot Engine:docs".URIEncode(); + + GD.Print(url); // Prints "$DOCS_URL/?highlight=Godot%20Engine%3%docs" + [/csharp] + [/codeblocks] + </description> + </method> + <method name="validate_node_name" qualifiers="const"> + <return type="String" /> + <description> + Removes all characters that are not allowed in [member Node.name] from the string ([code].[/code] [code]:[/code] [code]@[/code] [code]/[/code] [code]"[/code] [code]%[/code]). + </description> + </method> + <method name="xml_escape" qualifiers="const"> + <return type="String" /> + <param index="0" name="escape_quotes" type="bool" default="false" /> + <description> + Returns a copy of the string with special characters escaped using the XML standard. If [param escape_quotes] is [code]true[/code], the single quote ([code]'[/code]) and double quote ([code]"[/code]) characters are also escaped. + </description> + </method> + <method name="xml_unescape" qualifiers="const"> + <return type="String" /> + <description> + Returns a copy of the string with escaped characters replaced by their meanings according to the XML standard. </description> </method> </methods> @@ -45,48 +934,74 @@ <return type="bool" /> <param index="0" name="right" type="String" /> <description> + Returns [code]true[/code] if this [StringName] is not equivalent to the given [String]. </description> </operator> <operator name="operator !="> <return type="bool" /> <param index="0" name="right" type="StringName" /> <description> + Returns [code]true[/code] if the [StringName] and [param right] do not refer to the same name. Comparisons between [StringName]s are much faster than regular [String] comparisons. + </description> + </operator> + <operator name="operator %"> + <return type="String" /> + <param index="0" name="right" type="Variant" /> + <description> + </description> + </operator> + <operator name="operator +"> + <return type="String" /> + <param index="0" name="right" type="String" /> + <description> + </description> + </operator> + <operator name="operator +"> + <return type="String" /> + <param index="0" name="right" type="StringName" /> + <description> </description> </operator> <operator name="operator <"> <return type="bool" /> <param index="0" name="right" type="StringName" /> <description> + Returns [code]true[/code] if the left [String] comes before [param right] in [url=https://en.wikipedia.org/wiki/List_of_Unicode_characters]Unicode order[/url], which roughly matches the alphabetical order. Useful for sorting. </description> </operator> <operator name="operator <="> <return type="bool" /> <param index="0" name="right" type="StringName" /> <description> + Returns [code]true[/code] if the left [String] comes before [param right] in [url=https://en.wikipedia.org/wiki/List_of_Unicode_characters]Unicode order[/url], which roughly matches the alphabetical order, or if both are equal. </description> </operator> <operator name="operator =="> <return type="bool" /> <param index="0" name="right" type="String" /> <description> + Returns [code]true[/code] if this [StringName] is equivalent to the given [String]. </description> </operator> <operator name="operator =="> <return type="bool" /> <param index="0" name="right" type="StringName" /> <description> + Returns [code]true[/code] if the [StringName] and [param right] refer to the same name. Comparisons between [StringName]s are much faster than regular [String] comparisons. </description> </operator> <operator name="operator >"> <return type="bool" /> <param index="0" name="right" type="StringName" /> <description> + Returns [code]true[/code] if the left [StringName] comes after [param right] in [url=https://en.wikipedia.org/wiki/List_of_Unicode_characters]Unicode order[/url], which roughly matches the alphabetical order. Useful for sorting. </description> </operator> <operator name="operator >="> <return type="bool" /> <param index="0" name="right" type="StringName" /> <description> + Returns [code]true[/code] if the left [StringName] comes after [param right] in [url=https://en.wikipedia.org/wiki/List_of_Unicode_characters]Unicode order[/url], which roughly matches the alphabetical order, or if both are equal. </description> </operator> </operators> |