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author | Andreas Baumann <mail@andreasbaumann.cc> | 2019-11-17 20:57:39 +0100 |
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committer | Andreas Baumann <mail@andreasbaumann.cc> | 2019-11-17 20:57:39 +0100 |
commit | 3b06ee0d381dc1be5f40ca98ad4278046d869d21 (patch) | |
tree | d31e79fc57d882b8267f40c3434480bb58a3ca73 /include/utf8/trim.php | |
download | fluxbb-3b06ee0d381dc1be5f40ca98ad4278046d869d21.tar.xz |
Diffstat (limited to 'include/utf8/trim.php')
-rw-r--r-- | include/utf8/trim.php | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/include/utf8/trim.php b/include/utf8/trim.php new file mode 100644 index 0000000..3d22840 --- /dev/null +++ b/include/utf8/trim.php @@ -0,0 +1,74 @@ +<?php + +/** +* @version $Id: trim.php,v 1.1 2006/02/25 13:50:17 harryf Exp $ +* @package utf8 +* @subpackage strings +*/ + +/** +* UTF-8 aware replacement for ltrim() +* Note: you only need to use this if you are supplying the charlist +* optional arg and it contains UTF-8 characters. Otherwise ltrim will +* work normally on a UTF-8 string +* @author Andreas Gohr <andi@splitbrain.org> +* @see http://www.php.net/ltrim +* @see http://dev.splitbrain.org/view/darcs/dokuwiki/inc/utf8.php +* @return string +* @package utf8 +* @subpackage strings +*/ +function utf8_ltrim( $str, $charlist=false) +{ + if($charlist === false) + return ltrim($str); + + // Quote charlist for use in a characterclass + $charlist = preg_replace('!([\\\\\\-\\]\\[/^])!', '\\\${1}', $charlist); + + return preg_replace('/^['.$charlist.']+/u', '', $str); +} + +/** +* UTF-8 aware replacement for rtrim() +* Note: you only need to use this if you are supplying the charlist +* optional arg and it contains UTF-8 characters. Otherwise rtrim will +* work normally on a UTF-8 string +* @author Andreas Gohr <andi@splitbrain.org> +* @see http://www.php.net/rtrim +* @see http://dev.splitbrain.org/view/darcs/dokuwiki/inc/utf8.php +* @return string +* @package utf8 +* @subpackage strings +*/ +function utf8_rtrim($str, $charlist=false) +{ + if($charlist === false) + return rtrim($str); + + // Quote charlist for use in a characterclass + $charlist = preg_replace('!([\\\\\\-\\]\\[/^])!', '\\\${1}', $charlist); + + return preg_replace('/['.$charlist.']+$/u', '', $str); +} + +//--------------------------------------------------------------- +/** +* UTF-8 aware replacement for trim() +* Note: you only need to use this if you are supplying the charlist +* optional arg and it contains UTF-8 characters. Otherwise trim will +* work normally on a UTF-8 string +* @author Andreas Gohr <andi@splitbrain.org> +* @see http://www.php.net/trim +* @see http://dev.splitbrain.org/view/darcs/dokuwiki/inc/utf8.php +* @return string +* @package utf8 +* @subpackage strings +*/ +function utf8_trim( $str, $charlist=false) +{ + if($charlist === false) + return trim($str); + + return utf8_ltrim(utf8_rtrim($str, $charlist), $charlist); +} |