Utf8.fold

Available since: Gideros 2016.06
Class: utf8

Description

convert UTF-8 string s to folded case used to compare by ignore case. if s is a number, it's treat as a code point and return a convert code point (number). utf8.lower/utf8.upper has the same extension. <syntaxhighlight lang="lua"> (string) = utf8.fold(s) </source>

Parameters

s: (string)

Return values

Returns (string) folded case string

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• Utf8
• Utf8.byte
• Utf8.char
• Utf8.charpattern
• Utf8.charpos
• Utf8.codepoint
• Utf8.codes
• Utf8.escape
• Utf8.find
• Utf8.fold
• Utf8.gmatch
• Utf8.gsub
• Utf8.insert
• Utf8.len
• Utf8.lower
• Utf8.match
• Utf8.ncasecmp
• Utf8.next
• Utf8.offset
• Utf8.remove
• Utf8.reverse
• Utf8.sub
• Utf8.title
• Utf8.upper
• Utf8.width
• Utf8.widthindex

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