1 | <?php |
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2 | // +----------------------------------------------------------------------+ |
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3 | // | PHP Version 4 | |
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4 | // +----------------------------------------------------------------------+ |
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5 | // | Copyright (c) 1997-2004 The PHP Group | |
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6 | // +----------------------------------------------------------------------+ |
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7 | // | This source file is subject to version 3.0 of the PHP license, | |
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8 | // | that is bundled with this package in the file LICENSE, and is | |
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9 | // | available at through the world-wide-web at | |
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10 | // | http://www.php.net/license/3_0.txt. | |
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11 | // | If you did not receive a copy of the PHP license and are unable to | |
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12 | // | obtain it through the world-wide-web, please send a note to | |
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13 | // | license@php.net so we can mail you a copy immediately. | |
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14 | // +----------------------------------------------------------------------+ |
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15 | // | Authors: Aidan Lister <aidan@php.net> | |
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16 | // +----------------------------------------------------------------------+ |
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17 | // |
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18 | // $Id$ |
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19 | |
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20 | |
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21 | /** |
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22 | * Replace array_diff_uassoc() |
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23 | * |
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24 | * @category PHP |
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25 | * @package PHP_Compat |
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26 | * @link http://php.net/function.array_diff_uassoc |
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27 | * @version $Revision: 1.2 $ |
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28 | * @since PHP 5.0.0 |
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29 | * @require PHP 4.0.6 (is_callable) |
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30 | */ |
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31 | if (!function_exists('array_diff_uassoc')) { |
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32 | function array_diff_uassoc() |
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33 | { |
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34 | // Sanity check |
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35 | $args = func_get_args(); |
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36 | if (count($args) < 3) { |
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37 | user_error('Wrong parameter count for array_diff_uassoc()', E_USER_WARNING); |
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38 | return; |
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39 | } |
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40 | |
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41 | // Get compare function |
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42 | $compare_func = array_pop($args); |
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43 | if (!is_callable($compare_func)) { |
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44 | if (is_array($compare_func)) { |
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45 | $compare_func = $compare_func[0] . '::' . $compare_func[1]; |
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46 | } |
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47 | user_error('array_diff_uassoc() Not a valid callback ' . |
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48 | $compare_func, E_USER_WARNING); |
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49 | return; |
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50 | } |
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51 | |
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52 | // Check arrays |
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53 | $array_count = count($args); |
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54 | for ($i = 0; $i !== $array_count; $i++) { |
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55 | if (!is_array($args[$i])) { |
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56 | user_error('array_diff_uassoc() Argument #' . |
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57 | ($i + 1) . ' is not an array', E_USER_WARNING); |
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58 | return; |
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59 | } |
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60 | } |
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61 | |
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62 | // Compare entries |
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63 | $result = array(); |
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64 | foreach ($args[0] as $k => $v) { |
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65 | for ($i = 1; $i < $array_count; $i++) { |
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66 | foreach ($args[$i] as $kk => $vv) { |
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67 | if ($v == $vv) { |
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68 | $compare = call_user_func_array($compare_func, array($k, $kk)); |
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69 | if ($compare == 0) { |
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70 | continue 3; |
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71 | } |
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72 | } |
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73 | } |
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74 | } |
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75 | |
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76 | $result[$k] = $v; |
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77 | } |
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78 | |
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79 | return $result; |
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80 | } |
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81 | } |
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82 | |
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83 | ?> |
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