Location: PHPKode > scripts > PHP DataGrid > pear/Compat/Function/stripos.php
<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | 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          |
// | hide@address.com so we can mail you a copy immediately.               |
// +----------------------------------------------------------------------+
// | Authors: Aidan Lister <hide@address.com>                                |
// +----------------------------------------------------------------------+
//
// $Id: stripos.php,v 1.6 2004/06/12 06:53:00 aidan Exp $
//


/**
 * Replace stripos()
 *
 * @category    PHP
 * @package     PHP_Compat
 * @link        http://php.net/function.stripos
 * @author      Aidan Lister <hide@address.com>
 * @version     $Revision: 1.6 $
 * @since       PHP 5
 */
if (!function_exists('stripos'))
{
    function stripos ($haystack, $needle, $offset = null)
    {
        if (!is_scalar($haystack)) {
            trigger_error('stripos() expects parameter 1 to be string, ' . gettype($haystack) . ' given', E_USER_WARNING);
            return false;
        }

        if (!is_scalar($needle)) {
            trigger_error('stripos() needle is not a string or an integer.', E_USER_WARNING);
            return false;
        }

        if (!is_null($offset) && !is_numeric($offset)) {
            trigger_error('stripos() expects parameter 3 to be long, ' . gettype($offset) . ' given', E_USER_WARNING);
            return false;
        }

        // Manipulate the string if there is an offset
        $fix = 0;
        if (!is_null($offset))
        {
            if ($offset > 0)
            {
                $haystack = substr($haystack, $offset, strlen($haystack) - $offset);
                $fix = $offset;
            }
        }

        $segments = explode (strtolower($needle), strtolower($haystack), 2);
        $position = strlen($segments[0]) + $fix;

        return $position;
    }
}

?>
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