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@ 2016-12-07T11:32:20Z

<?php

function convertToSeconds($time) {
        if (!preg_match('/(\d{1,2}):(\d{2})/', $time)) {
            return 0;
        }
        return preg_replace_callback('/(\d{1,2}):(\d{2})/', function($e) {
            return $e[1] * 60 + $e[2];
        }, $time);
    }
    
echo convertToSeconds('02:22');

Output
Performance
VLD
References
Branches

preg_replace_callback: documentation ( source)
preg_match: documentation ( source)

preferences:dark modelive preview

61.91 ms | 402 KiB | 5 Q