- Output for 7.1.25 - 7.1.32, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.30, 8.0.0 - 8.0.20, 8.1.0 - 8.1.7
- bool(true) bool(false)
<?php
$m = [
'foo' => 'aaa',
'bar' => 'bbb',
'baz' => 'ccc',
];
$v = 'bbb';
var_dump(in_array($v, $m, true));
$v = 'zzz';
var_dump(in_array($v, $m, true));