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khosb/includes/pear/Compat/Function/str_split.php
2008-11-26 14:50:40 -08:00

52 lines
2.1 KiB
PHP

<?php
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2004 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 3.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/3_0.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Aidan Lister <aidan@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: str_split.php,v 1.1 2005/07/23 05:56:03 Tony Exp $
/**
* Replace str_split()
*
* @category PHP
* @package PHP_Compat
* @link http://php.net/function.str_split
* @author Aidan Lister <aidan@php.net>
* @version $Revision: 1.1 $
* @since PHP 5
* @require PHP 4.0.0 (user_error)
*/
if (!function_exists('str_split')) {
function str_split($string, $split_length = 1)
{
if (!is_scalar($split_length)) {
user_error('str_split() expects parameter 2 to be long, ' .
gettype($split_length) . ' given', E_USER_WARNING);
return false;
}
$split_length = (int) $split_length;
if ($split_length < 1) {
user_error('str_split() The length of each segment must be greater than zero', E_USER_WARNING);
return false;
}
preg_match_all('/.{1,' . $split_length . '}/s', $string, $matches);
return $matches[0];
}
}
?>