1--TEST--
2Test array_diff_assoc() function : usage variations - array containing duplicate keys and values
3--FILE--
4<?php
5/*
6 * Test how array_diff_assoc() behaves when comparing:
7 * 1. the order of the array
8 * 2. duplicate values
9 * 3. duplicate key names
10 */
11
12echo "*** Testing array_diff_assoc() : variation ***\n";
13
14$array_index = array('a', 'b', 'c', 0 => 'd', 'b');   //duplicate key (0), duplicate value (b)
15$array_assoc = array ('2' => 'c',   //same key=>value pair, different order
16                      '1' => 'b',
17                      '0' => 'a',
18                      'b' => '3',   //key and value from array_index swapped
19                      'c' => 2);    //same as above, using integer
20
21var_dump(array_diff_assoc($array_index, $array_assoc));
22var_dump(array_diff_assoc($array_assoc, $array_index));
23
24echo "Done";
25?>
26--EXPECT--
27*** Testing array_diff_assoc() : variation ***
28array(2) {
29  [0]=>
30  string(1) "d"
31  [3]=>
32  string(1) "b"
33}
34array(3) {
35  [0]=>
36  string(1) "a"
37  ["b"]=>
38  string(1) "3"
39  ["c"]=>
40  int(2)
41}
42Done
43