<?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_intersect_assoc.php,v 1.4 2005/01/26 04:55:13 aidan Exp $





/**

 * Replace array_intersect_assoc()

 *

 * @category    PHP

 * @package     PHP_Compat

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

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

 * @version     $Revision: 1.4 $

 * @since       PHP 4.3.0

 * @require     PHP 4.0.0 (user_error)

 */

if (!function_exists('array_intersect_assoc')) {

    function array_intersect_assoc()

    {

        // Sanity check

        $args = func_get_args();

        if (count($args) < 2) {

            user_error('wrong parameter count for array_intersect_assoc()', E_USER_WARNING);

            return;

        }



        // Check arrays

        $array_count = count($args);

        for ($i = 0; $i !== $array_count; $i++) {

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

                user_error('array_intersect_assoc() Argument #' .

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

                return;

            }

        }



        // Compare entries

        $intersect = array();

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

            $intersect[$key] = $value;



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

                if (!isset($args[$i][$key]) || $args[$i][$key] != $value) {

                    unset($intersect[$key]);

                    break;

                }

            }

        }



        return $intersect;

    }

}



?>