<?php
function foo(&$foo, $bar) {
$bar = explode(',', $bar);
foreach ($bar as $baz) {
$foo[$baz] = $baz;
}
}
$foo = [];
foo($foo, '');
foo($foo, 'foo,bar');
foo($foo, '');
var_dump($foo);
- Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 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 - 8.3.7
- array(3) {
[""]=>
string(0) ""
["foo"]=>
string(3) "foo"
["bar"]=>
string(3) "bar"
}
preferences:
199.44 ms | 404 KiB | 212 Q