func test(): var __ = """ This is a standalone string, not a multiline comment. Writing both "double" quotes and 'simple' quotes is fine as long as there is only ""one"" or ''two'' of those in a row, not more. If you have more quotes, they need to be escaped like this: \"\"\" """ __ = ''' Another standalone string, this time with single quotes. Writing both "double" quotes and 'simple' quotes is fine as long as there is only ""one"" or ''two'' of those in a row, not more. If you have more quotes, they need to be escaped like this: \'\'\' '''