xref: /PHP-8.1/ext/mbstring/tests/bug81011.phpt (revision 74859783) 
1--TEST--
2Bug #81011 (mb_convert_encoding removes references from arrays)
3--EXTENSIONS--
4mbstring
5--FILE--
6<?php
7$array = [
8    'ads' => [
9        123 => ['name' => 'this', 'id' => 444],
10        234 => ['name' => 'that', 'id' => 555],
11    ],
12    'other' => ['one', 'two']
13    ];
14
15// we modify array elements using reference
16foreach( $array['ads'] as &$ad ){
17    $ad['premium'] = (int)($ad['id'] == 555);
18}
19
20var_dump($array);
21var_dump(mb_convert_encoding($array, 'UTF-8', 'UTF-8'));
22?>
23--EXPECT--
24array(2) {
25  ["ads"]=>
26  array(2) {
27    [123]=>
28    array(3) {
29      ["name"]=>
30      string(4) "this"
31      ["id"]=>
32      int(444)
33      ["premium"]=>
34      int(0)
35    }
36    [234]=>
37    &array(3) {
38      ["name"]=>
39      string(4) "that"
40      ["id"]=>
41      int(555)
42      ["premium"]=>
43      int(1)
44    }
45  }
46  ["other"]=>
47  array(2) {
48    [0]=>
49    string(3) "one"
50    [1]=>
51    string(3) "two"
52  }
53}
54array(2) {
55  ["ads"]=>
56  array(2) {
57    [123]=>
58    array(3) {
59      ["name"]=>
60      string(4) "this"
61      ["id"]=>
62      int(444)
63      ["premium"]=>
64      int(0)
65    }
66    [234]=>
67    array(3) {
68      ["name"]=>
69      string(4) "that"
70      ["id"]=>
71      int(555)
72      ["premium"]=>
73      int(1)
74    }
75  }
76  ["other"]=>
77  array(2) {
78    [0]=>
79    string(3) "one"
80    [1]=>
81    string(3) "two"
82  }
83}
84