gossi\codegen\generator\comparator\DefaultUseStatementComparator::compare PHP Method

    public function compare($a, $b)
    {
        // find first difference
        $cmp1 = null;
        $cmp2 = null;
        $min = min(strlen($a), strlen($b));
        for ($i = 0; $i < $min; $i++) {
            if ($a[$i] != $b[$i]) {
                $cmp1 = $a[$i];
                $cmp2 = $b[$i];
                break;
            }
        }
        if ($cmp1 === null && $cmp2 === null) {
            return 0;
        }
        return $this->getAscii($cmp1) - $this->getAscii($cmp2);
    }