<?php
$a = [
'a' => ['first' => 1],
'b' => ['first' => 2],
'c' => ['first' => 3],
];
foreach ($a as &$i) {
$i['second'] = $i['first'];
}
foreach ($a as &$i) {}
var_dump($a);
- Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(3) {
["a"]=>
array(2) {
["first"]=>
int(1)
["second"]=>
int(1)
}
["b"]=>
array(2) {
["first"]=>
int(2)
["second"]=>
int(2)
}
["c"]=>
&array(2) {
["first"]=>
int(3)
["second"]=>
int(3)
}
}
- Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/Mvbs0 on line 4
Process exited with code 255. - Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
- <br />
<b>Parse error</b>: syntax error, unexpected '[' in <b>/in/Mvbs0</b> on line <b>4</b><br />
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- <br />
<b>Parse error</b>: parse error, unexpected '[' in <b>/in/Mvbs0</b> on line <b>4</b><br />
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- <br />
<b>Parse error</b>: parse error in <b>/in/Mvbs0</b> on line <b>4</b><br />
Process exited with code 255.
preferences:
284.35 ms | 401 KiB | 344 Q