<?php
$arr = [
'blah' => 1,
'foo' => 2,
];
$key = 'foo';
$val = $arr[$key] ?? null;
echo $val;
var_dump($arr);
- Output for 7.0.0 - 7.0.33, 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
- 2array(2) {
["blah"]=>
int(1)
["foo"]=>
int(2)
}
- Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
- Parse error: syntax error, unexpected '?' in /in/kOi1h on line 9
Process exited with code 255.
preferences:
305.19 ms | 402 KiB | 376 Q