diff options
Diffstat (limited to 'doc/classes/Array.xml')
| -rw-r--r-- | doc/classes/Array.xml | 87 |
1 files changed, 69 insertions, 18 deletions
diff --git a/doc/classes/Array.xml b/doc/classes/Array.xml index 61df5e092e..87b7443a8a 100644 --- a/doc/classes/Array.xml +++ b/doc/classes/Array.xml @@ -6,20 +6,38 @@ <description> Generic array which can contain several elements of any type, accessible by a numerical index starting at 0. Negative indices can be used to count from the back, like in Python (-1 is the last element, -2 the second to last, etc.). [b]Example:[/b] - [codeblock] + [codeblocks] + [gdscript] var array = ["One", 2, 3, "Four"] print(array[0]) # One. print(array[2]) # 3. print(array[-1]) # Four. array[2] = "Three" print(array[-2]) # Three. - [/codeblock] + [/gdscript] + [csharp] + var array = new Godot.Collections.Array{"One", 2, 3, "Four"}; + GD.Print(array[0]); // One. + GD.Print(array[2]); // 3. + GD.Print(array[array.Count - 1]); // Four. + array[2] = "Three"; + GD.Print(array[array.Count - 2]); // Three. + [/csharp] + [/codeblocks] Arrays can be concatenated using the [code]+[/code] operator: - [codeblock] + [codeblocks] + [gdscript] var array1 = ["One", 2] var array2 = [3, "Four"] print(array1 + array2) # ["One", 2, 3, "Four"] - [/codeblock] + [/gdscript] + [csharp] + // Array concatenation is not possible with C# arrays, but is with Godot.Collections.Array. + var array1 = new Godot.Collections.Array("One", 2); + var array2 = new Godot.Collections.Array(3, "Four"); + GD.Print(array1 + array2); // Prints [One, 2, 3, Four] + [/csharp] + [/codeblocks] [b]Note:[/b] Arrays are always passed by reference. To get a copy of an array which can be modified independently of the original array, use [method duplicate]. </description> <tutorials> @@ -119,7 +137,8 @@ <return type="Variant"> </return> <description> - Returns the last element of the array. Throws an error and returns [code]null[/code] if the array is empty. + Returns the last element of the array. Prints an error and returns [code]null[/code] if the array is empty. + [b]Note:[/b] Calling this function is not the same as writing [code]array[-1][/code]. If the array is empty, accessing by index will pause project execution when running from the editor. </description> </method> <method name="bsearch"> @@ -216,7 +235,8 @@ <return type="Variant"> </return> <description> - Returns the first element of the array. Throws an error and returns [code]null[/code] if the array is empty. + Returns the first element of the array. Prints an error and returns [code]null[/code] if the array is empty. + [b]Note:[/b] Calling this function is not the same as writing [code]array[0][/code]. If the array is empty, accessing by index will pause project execution when running from the editor. </description> </method> <method name="has"> @@ -226,18 +246,39 @@ </argument> <description> Returns [code]true[/code] if the array contains the given value. - [codeblock] + [codeblocks] + [gdscript] print(["inside", 7].has("inside")) # True print(["inside", 7].has("outside")) # False print(["inside", 7].has(7)) # True print(["inside", 7].has("7")) # False - [/codeblock] + [/gdscript] + [csharp] + var arr = new Godot.Collections.Array{"inside", 7}; + // has is renamed to Contains + GD.Print(arr.Contains("inside")); // True + GD.Print(arr.Contains("outside")); // False + GD.Print(arr.Contains(7)); // True + GD.Print(arr.Contains("7")); // False + [/csharp] + [/codeblocks] + [b]Note:[/b] This is equivalent to using the [code]in[/code] operator as follows: - [codeblock] + [codeblocks] + [gdscript] # Will evaluate to `true`. if 2 in [2, 4, 6, 8]: - pass - [/codeblock] + print("Containes!") + [/gdscript] + [csharp] + // As there is no "in" keyword in C#, you have to use Contains + var array = new Godot.Collections.Array{2, 4, 6, 8}; + if (array.Contains(2)) + { + GD.Print("Containes!"); + } + [/csharp] + [/codeblocks] </description> </method> <method name="hash"> @@ -283,14 +324,14 @@ <return type="Variant"> </return> <description> - Removes and returns the last element of the array. Returns [code]null[/code] if the array is empty. + Removes and returns the last element of the array. Returns [code]null[/code] if the array is empty, without printing an error message. </description> </method> <method name="pop_front"> <return type="Variant"> </return> <description> - Removes and returns the first element of the array. Returns [code]null[/code] if the array is empty. + Removes and returns the first element of the array. Returns [code]null[/code] if the array is empty, without printing an error message. </description> </method> <method name="push_back"> @@ -317,7 +358,7 @@ <argument index="0" name="position" type="int"> </argument> <description> - Removes an element from the array by index. + Removes an element from the array by index. If the index does not exist in the array, nothing happens. </description> </method> <method name="resize"> @@ -375,11 +416,16 @@ <description> Sorts the array. [b]Note:[/b] Strings are sorted in alphabetical order (as opposed to natural order). This may lead to unexpected behavior when sorting an array of strings ending with a sequence of numbers. Consider the following example: - [codeblock] + [codeblocks] + [gdscript] var strings = ["string1", "string2", "string10", "string11"] strings.sort() print(strings) # Prints [string1, string10, string11, string2] - [/codeblock] + [/gdscript] + [csharp] + // There is no sort support for Godot.Collections.Array + [/csharp] + [/codeblocks] </description> </method> <method name="sort_custom"> @@ -392,7 +438,8 @@ <description> Sorts the array using a custom method. The arguments are an object that holds the method and the name of such method. The custom method receives two arguments (a pair of elements from the array) and must return either [code]true[/code] or [code]false[/code]. [b]Note:[/b] you cannot randomize the return value as the heapsort algorithm expects a deterministic result. Doing so will result in unexpected behavior. - [codeblock] + [codeblocks] + [gdscript] class MyCustomSorter: static func sort_ascending(a, b): if a[0] < b[0]: @@ -402,7 +449,11 @@ var my_items = [[5, "Potato"], [9, "Rice"], [4, "Tomato"]] my_items.sort_custom(MyCustomSorter, "sort_ascending") print(my_items) # Prints [[4, Tomato], [5, Potato], [9, Rice]]. - [/codeblock] + [/gdscript] + [csharp] + // There is no custom sort support for Godot.Collections.Array + [/csharp] + [/codeblocks] </description> </method> </methods> |