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@ 2015-09-15T22:02:21Z

<?php
var_dump('6,90' - '10,4');
var_dump(round('6,90'));
var_dump((int) '6,90');

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
round: documentation ( source)

preferences:dark modelive preview

56.91 ms | 402 KiB | 5 Q