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   1  <?php
   2  // +----------------------------------------------------------------------+

   3  // | PHP Version 4                                                        |

   4  // +----------------------------------------------------------------------+

   5  // | Copyright (c) 1997-2004 The PHP Group                                |

   6  // +----------------------------------------------------------------------+

   7  // | This source file is subject to version 3.0 of the PHP license,       |

   8  // | that is bundled with this package in the file LICENSE, and is        |

   9  // | available at through the world-wide-web at                           |

  10  // | http://www.php.net/license/3_0.txt.                                  |

  11  // | If you did not receive a copy of the PHP license and are unable to   |

  12  // | obtain it through the world-wide-web, please send a note to          |

  13  // | license@php.net so we can mail you a copy immediately.               |

  14  // +----------------------------------------------------------------------+

  15  // | Authors: Aidan Lister <aidan@php.net>                                |

  16  // +----------------------------------------------------------------------+

  17  //

  18  // $Id: array_diff_assoc.php,v 1.12 2005/12/07 21:08:57 aidan Exp $

  19  
  20  
  21  /**

  22   * Replace array_diff_assoc()

  23   *

  24   * @category    PHP

  25   * @package     PHP_Compat

  26   * @link        http://php.net/function.array_diff_assoc

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

  28   * @version     $Revision: 1.12 $

  29   * @since       PHP 4.3.0

  30   * @require     PHP 4.0.0 (user_error)

  31   */
  32  if (!function_exists('array_diff_assoc')) {
  33      function array_diff_assoc()
  34      {
  35          // Check we have enough arguments

  36          $args = func_get_args();
  37          $count = count($args);
  38          if (count($args) < 2) {
  39              user_error('Wrong parameter count for array_diff_assoc()', E_USER_WARNING);
  40              return;
  41          }
  42  
  43          // Check arrays

  44          for ($i = 0; $i < $count; $i++) {
  45              if (!is_array($args[$i])) {
  46                  user_error('array_diff_assoc() Argument #' .
  47                      ($i + 1) . ' is not an array', E_USER_WARNING);
  48                  return;
  49              }
  50          }
  51  
  52          // Get the comparison array

  53          $array_comp = array_shift($args);
  54          --$count;
  55  
  56          // Traverse values of the first array

  57          foreach ($array_comp as $key => $value) {
  58              // Loop through the other arrays

  59              for ($i = 0; $i < $count; $i++) {
  60                  // Loop through this arrays key/value pairs and compare

  61                  foreach ($args[$i] as $comp_key => $comp_value) {
  62                      if ((string)$key === (string)$comp_key &&
  63                          (string)$value === (string)$comp_value)
  64                      {
  65  
  66                          unset($array_comp[$key]);
  67                      }
  68                  }
  69              }
  70          }
  71  
  72          return $array_comp;
  73      }
  74  }
  75  
  76  ?>