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Annotation of embedaddon/php/ext/standard/tests/array/uasort_basic2.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test uasort() function : basic functionality - duplicate values
                      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 with duplicate values ***\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: // increasing values
                     33: $int_values1 = array(1, 1, 2, 2, 3, 3);
                     34: echo "-- Numeric array with increasing values --\n";
                     35: var_dump( uasort($int_values1, 'cmp') );
                     36: var_dump($int_values1);
                     37: 
                     38: // decreasing values
                     39: $int_values2 = array(3, 3, 2, 2, 1, 1);
                     40: echo "-- Numeric array with decreasing values --\n";
                     41: var_dump( uasort($int_values2, 'cmp') );
                     42: var_dump($int_values2);
                     43: 
                     44: // increasing and decreasing values
                     45: $int_values3 = array(1, 2, 3, 3, 2, 1);
                     46: echo "-- Numeric array with increasing and decreasing values --\n";
                     47: var_dump( uasort($int_values3, 'cmp') );
                     48: var_dump($int_values3);
                     49: 
                     50: echo "Done"
                     51: ?>
                     52: --EXPECTF--
                     53: *** Testing uasort() : basic functionality with duplicate values ***
                     54: -- Numeric array with increasing values --
                     55: bool(true)
                     56: array(6) {
                     57:   [0]=>
                     58:   int(1)
                     59:   [1]=>
                     60:   int(1)
                     61:   [3]=>
                     62:   int(2)
                     63:   [2]=>
                     64:   int(2)
                     65:   [5]=>
                     66:   int(3)
                     67:   [4]=>
                     68:   int(3)
                     69: }
                     70: -- Numeric array with decreasing values --
                     71: bool(true)
                     72: array(6) {
                     73:   [4]=>
                     74:   int(1)
                     75:   [5]=>
                     76:   int(1)
                     77:   [3]=>
                     78:   int(2)
                     79:   [2]=>
                     80:   int(2)
                     81:   [1]=>
                     82:   int(3)
                     83:   [0]=>
                     84:   int(3)
                     85: }
                     86: -- Numeric array with increasing and decreasing values --
                     87: bool(true)
                     88: array(6) {
                     89:   [5]=>
                     90:   int(1)
                     91:   [0]=>
                     92:   int(1)
                     93:   [1]=>
                     94:   int(2)
                     95:   [4]=>
                     96:   int(2)
                     97:   [2]=>
                     98:   int(3)
                     99:   [3]=>
                    100:   int(3)
                    101: }
                    102: Done