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@ 2013-02-07T01:55:22Z

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

Output
Performance
VLD
References
Branches

explode: documentation ( source)

preferences:dark modelive previewkey bindings

52.37 ms | 2359 KiB | 5 Q