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Annotation of embedaddon/php/ext/standard/tests/array/array_unique_variation6.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test array_unique() function : usage variations - array with reference variables
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : array array_unique(array $input)
                      6:  * Description: Removes duplicate values from array 
                      7:  * Source code: ext/standard/array.c
                      8: */
                      9: 
                     10: /*
                     11:  * Testing the functionality of array_unique() by passing 
                     12:  * array having reference variables as values.
                     13: */
                     14: 
                     15: echo "*** Testing array_unique() : array with reference variables for \$input argument ***\n";
                     16: 
                     17: $value1 = 10;
                     18: $value2 = "hello";
                     19: $value3 = 0;
                     20: $value4 = &$value2;
                     21: 
                     22: // input array containing elements as reference variables
                     23: $input = array(
                     24:   0 => 0,
                     25:   1 => &$value4,
                     26:   2 => &$value2,
                     27:   3 => "hello",
                     28:   4 => &$value3,
                     29:   5 => $value4
                     30: );
                     31: 
                     32: var_dump( array_unique($input, SORT_STRING) );
                     33: 
                     34: echo "Done";
                     35: ?>
                     36: --EXPECTF--
                     37: *** Testing array_unique() : array with reference variables for $input argument ***
                     38: array(2) {
                     39:   [0]=>
                     40:   int(0)
                     41:   [1]=>
                     42:   &%unicode|string%(5) "hello"
                     43: }
                     44: Done