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Annotation of embedaddon/php/ext/standard/tests/array/uasort_basic1.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test uasort() function : basic functionality 
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : bool uasort(array $array_arg, string $cmp_function)
                      6:  * Description: Sort an array with a user-defined comparison function and maintain index association 
                      7:  * Source code: ext/standard/array.c
                      8: */
                      9: 
                     10: echo "*** Testing uasort() : basic functionality ***\n";
                     11: 
                     12: // comparison function
                     13: /* Prototype : int cmp(mixed $value1, mixed $value2)
                     14:  * Parameters : $value1 and $value2 - values to be compared
                     15:  * Return value : 0 - if both values are same
                     16:  *                1 - if value1 is greater than value2
                     17:  *               -1 - if value1 is less than value2
                     18:  * Description : compares value1 and value2
                     19:  */
                     20: function cmp($value1, $value2)
                     21: {
                     22:   if($value1 == $value2) {
                     23:     return 0;
                     24:   }
                     25:   else if($value1 > $value2) {
                     26:     return 1;
                     27:   }
                     28:   else
                     29:     return -1;
                     30: }
                     31: 
                     32: // Int array with default keys
                     33: $int_values = array(1, 8, 9, 3, 2, 6, 7);
                     34: echo "-- Numeric array with default keys --\n";
                     35: var_dump( uasort($int_values, 'cmp') );
                     36: var_dump($int_values);
                     37: 
                     38: // String array with default keys
                     39: $string_values = array("This", "is", 'a', "test");
                     40: echo "-- String array with default keys --\n";
                     41: var_dump( uasort($string_values, 'cmp') );
                     42: var_dump($string_values);
                     43: 
                     44: // Associative array with numeric keys
                     45: $numeric_key_arg = array(1=> 1, 2 => 2, 3 => 7, 5 => 4, 4 => 9);
                     46: echo "-- Associative array with numeric keys --\n";
                     47: var_dump( uasort($numeric_key_arg, 'cmp') );
                     48: var_dump($numeric_key_arg);
                     49: 
                     50: // Associative array with string keys
                     51: $string_key_arg = array('one' => 4, 'two' => 2, 'three' => 1, 'four' => 10);
                     52: echo "-- Associative array with string keys --\n";
                     53: var_dump( uasort($string_key_arg, 'cmp') );
                     54: var_dump($string_key_arg);
                     55: 
                     56: echo "Done"
                     57: ?>
                     58: --EXPECTF--
                     59: *** Testing uasort() : basic functionality ***
                     60: -- Numeric array with default keys --
                     61: bool(true)
                     62: array(7) {
                     63:   [0]=>
                     64:   int(1)
                     65:   [4]=>
                     66:   int(2)
                     67:   [3]=>
                     68:   int(3)
                     69:   [5]=>
                     70:   int(6)
                     71:   [6]=>
                     72:   int(7)
                     73:   [1]=>
                     74:   int(8)
                     75:   [2]=>
                     76:   int(9)
                     77: }
                     78: -- String array with default keys --
                     79: bool(true)
                     80: array(4) {
                     81:   [0]=>
                     82:   string(4) "This"
                     83:   [2]=>
                     84:   string(1) "a"
                     85:   [1]=>
                     86:   string(2) "is"
                     87:   [3]=>
                     88:   string(4) "test"
                     89: }
                     90: -- Associative array with numeric keys --
                     91: bool(true)
                     92: array(5) {
                     93:   [1]=>
                     94:   int(1)
                     95:   [2]=>
                     96:   int(2)
                     97:   [5]=>
                     98:   int(4)
                     99:   [3]=>
                    100:   int(7)
                    101:   [4]=>
                    102:   int(9)
                    103: }
                    104: -- Associative array with string keys --
                    105: bool(true)
                    106: array(4) {
                    107:   ["three"]=>
                    108:   int(1)
                    109:   ["two"]=>
                    110:   int(2)
                    111:   ["one"]=>
                    112:   int(4)
                    113:   ["four"]=>
                    114:   int(10)
                    115: }
                    116: Done