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@ 2014-03-24T10:21:03Z

<?php
$class = '1.2.3.4.5.6';
$base = explode(".", $class)[0];
echo $base;

$roles=null;
$roles[]="aaa";
var_dump($roles);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
explode: documentation ( source)

preferences:dark modelive preview

42.28 ms | 402 KiB | 5 Q