v<?php
$items = array(array(1 => 1), array(2 => 2), array(1 => 1));
$items = array_filter($items, function($item) {static $seen;
$serial = serialize($item); $retVal = !isset($seen[$serial]);
$seen[$serial] = TRUE; return $retVal;});
var_dump($items);
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 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
- varray(2) {
[0]=>
array(1) {
[1]=>
int(1)
}
[1]=>
array(1) {
[2]=>
int(2)
}
}
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Parse error: syntax error, unexpected T_FUNCTION in /in/cAoV9 on line 3
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
- Parse error: parse error, unexpected T_FUNCTION in /in/cAoV9 on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/cAoV9 on line 3
Process exited with code 255.
preferences:
176 ms | 401 KiB | 340 Q