22 lines
748 B
PHP
22 lines
748 B
PHP
<?php
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/**
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* utf8::substr_replace
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*
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* @package Kohana
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* @author Kohana Team
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* @copyright (c) 2007-2008 Kohana Team
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* @copyright (c) 2005 Harry Fuecks
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt
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*/
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function _substr_replace($str, $replacement, $offset, $length = NULL)
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{
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if (utf8::is_ascii($str))
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return ($length === NULL) ? substr_replace($str, $replacement, $offset) : substr_replace($str, $replacement, $offset, $length);
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$length = ($length === NULL) ? utf8::strlen($str) : (int) $length;
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preg_match_all('/./us', $str, $str_array);
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preg_match_all('/./us', $replacement, $replacement_array);
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array_splice($str_array[0], $offset, $length, $replacement_array[0]);
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return implode('', $str_array[0]);
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} |