mirror of
https://github.com/joomla/joomla-cms.git
synced 2024-08-26 04:59:48 +00:00
45 lines
1.4 KiB
PHP
45 lines
1.4 KiB
PHP
<?php
|
|
/**
|
|
* @version $Id$
|
|
* @package utf8
|
|
* @subpackage strings
|
|
*/
|
|
|
|
//---------------------------------------------------------------
|
|
/**
|
|
* UTF-8 aware alternative to ucwords
|
|
* Uppercase the first character of each word in a string
|
|
* Note: requires utf8_substr_replace and utf8_strtoupper
|
|
* @param string
|
|
* @return string with first char of each word uppercase
|
|
* @see http://www.php.net/ucwords
|
|
* @package utf8
|
|
* @subpackage strings
|
|
*/
|
|
function utf8_ucwords($str) {
|
|
// Note: [\x0c\x09\x0b\x0a\x0d\x20] matches;
|
|
// form feeds, horizontal tabs, vertical tabs, linefeeds and carriage returns
|
|
// This corresponds to the definition of a "word" defined at http://www.php.net/ucwords
|
|
$pattern = '/(^|([\x0c\x09\x0b\x0a\x0d\x20]+))([^\x0c\x09\x0b\x0a\x0d\x20]{1})[^\x0c\x09\x0b\x0a\x0d\x20]*/u';
|
|
return preg_replace_callback($pattern, 'utf8_ucwords_callback',$str);
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
/**
|
|
* Callback function for preg_replace_callback call in utf8_ucwords
|
|
* You don't need to call this yourself
|
|
* @param array of matches corresponding to a single word
|
|
* @return string with first char of the word in uppercase
|
|
* @see utf8_ucwords
|
|
* @see utf8_strtoupper
|
|
* @package utf8
|
|
* @subpackage strings
|
|
*/
|
|
function utf8_ucwords_callback($matches) {
|
|
$leadingws = $matches[2];
|
|
$ucfirst = utf8_strtoupper($matches[3]);
|
|
$ucword = utf8_substr_replace(ltrim($matches[0]),$ucfirst,0,1);
|
|
return $leadingws . $ucword;
|
|
}
|
|
|