<?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: array_udiff_uassoc.php,v 1.8 2005/01/26 04:55:13 aidan Exp $





/**

 * Replace array_udiff_uassoc()

 *

 * @category    PHP

 * @package     PHP_Compat

 * @link        http://php.net/function.array_udiff_uassoc

 * @author      Aidan Lister <aidan@php.net>

 * @version     $Revision: 1.8 $

 * @since       PHP 5

 * @require     PHP 4.0.6 (is_callable)

 */

if (!function_exists('array_udiff_uassoc')) {

    function array_udiff_uassoc()

    {

        $args = func_get_args();

        if (count($args) < 3) {

            user_error('Wrong parameter count for array_udiff_uassoc()', E_USER_WARNING);

            return;

        }



        // Get compare function

        $compare_func = array_pop($args);

        if (!is_callable($compare_func)) {

            if (is_array($compare_func)) {

                $compare_func = $compare_func[0] . '::' . $compare_func[1];

            }

            user_error('array_udiff_uassoc() Not a valid callback ' . $compare_func, E_USER_WARNING);

            return;

        }



        // Check arrays

        $count = count($args);

        for ($i = 0; $i < $count; $i++) {

            if (!is_array($args[$i])) {

                user_error('array_udiff_uassoc() Argument #' .

                    ($i + 1) . ' is not an array', E_USER_WARNING);

                return;

            }

        }



        // Traverse values of the first array

        $diff = array ();

        foreach ($args[0] as $key => $value) {

            // Check all arrays

            for ($i = 1; $i < $count; $i++) {

                if (!array_key_exists($key, $args[$i])) {

                    continue;

                }

                $result = call_user_func($compare_func, $value, $args[$i][$key]);

                if ($result === 0) {

                    continue 2;

                }

            }



            $diff[$key] = $value;

        }



        return $diff;

    }

}



?>