1--TEST--
2Test array_intersect_uassoc() function : usage variation - arrays containing referenced variables
3--FILE--
4<?php
5echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
6
7//Initialize variables
8$ref_var = 'a';
9$array1 = array('a', $ref_var);
10$array2 = array('a' => 1, &$ref_var);
11
12echo "\n-- Testing array_intersect_uassoc() function with referenced variable \$ref_var has value '$ref_var' --\n";
13var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") );
14
15// re-assign reference variable to different value
16$ref_var = 10;
17echo "\n-- Testing array_intersect_uassoc() function with referenced variable \$ref_var value changed to $ref_var --\n";
18var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") );
19
20//When array are referenced
21$array2 = &$array1;
22echo "\n-- Testing array_intersect_uassoc() function when \$array2 is referencd to \$array1 --\n";
23var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") );
24?>
25--EXPECT--
26*** Testing array_intersect_uassoc() : usage variation ***
27
28-- Testing array_intersect_uassoc() function with referenced variable $ref_var has value 'a' --
29array(1) {
30  [0]=>
31  string(1) "a"
32}
33
34-- Testing array_intersect_uassoc() function with referenced variable $ref_var value changed to 10 --
35array(0) {
36}
37
38-- Testing array_intersect_uassoc() function when $array2 is referencd to $array1 --
39array(2) {
40  [0]=>
41  string(1) "a"
42  [1]=>
43  string(1) "a"
44}
45