private function convertToBytes($memoryLimit)
    {
        if ('-1' === $memoryLimit) {
            return -1;
        }

        $memoryLimit = strtolower($memoryLimit);
        $max = strtolower(ltrim($memoryLimit, '+'));
        if (0 === strpos($max, '0x')) {
            $max = intval($max, 16);
        } elseif (0 === strpos($max, '0')) {
            $max = intval($max, 8);
        } else {
            $max = intval($max);
        }

        switch (substr($memoryLimit, -1)) {
            case 't': $max *= 1024;
            case 'g': $max *= 1024;
            case 'm': $max *= 1024;
            case 'k': $max *= 1024;
        }

        return $max;
    }
private function convertToBytes($memoryLimit)
    {
        if ('-1' === $memoryLimit) {
            return -1;
        }

        $memoryLimit = strtolower($memoryLimit);
        $max = strtolower(ltrim($memoryLimit, '+'));
        if (0 === strpos($max, '0x')) {
            $max = intval($max, 16);
        } elseif (0 === strpos($max, '0')) {
            $max = intval($max, 8);
        } else {
            $max = intval($max);
        }

        switch (substr($memoryLimit, -1)) {
            case 't': $max *= 1024;
            case 'g': $max *= 1024;
            case 'm': $max *= 1024;
            case 'k': $max *= 1024;
        }

        return $max;
    }
private function convertToBytes ( $ memoryLimit ) { if ( '-1' === $ memoryLimit ) { return - 1 ; } $ memoryLimit = strtolower ( $ memoryLimit ) ; $ max = strtolower ( ltrim ( $ memoryLimit , '+' ) ) ; if ( 0 === strpos ( $ max , '0x' ) ) { $ max = intval ( $ max , 16 ) ; } elseif ( 0 === strpos ( $ max , '0' ) ) { $ max = intval ( $ max , 8 ) ; } else { $ max = intval ( $ max ) ; } switch ( substr ( $ memoryLimit , - 1 ) ) { case 't' : $ max *= 1024 ; case 'g' : $ max *= 1024 ; case 'm' : $ max *= 1024 ; case 'k' : $ max *= 1024 ; } return $ max ; }
Convert mixed to bytes.

@param mixed $memoryLimit

@return integer
Convert mixed to bytes .