phprs\util\NestedStringCut::stateNormal PHP Method

    private function stateNormal($str, $pos, &$next)
    {
        $ori = $pos;
        $posSQ = strpos($str, '\'', $pos);
        $posDQ = strpos($str, '"', $pos);
        $pos = $posSQ;
        $this->subStateQ = '\'';
        $next = 'stateQ';
        if ($posDQ !== false && ($posDQ < $pos || $pos === false)) {
            $pos = $posDQ;
            $this->subStateQ = '"';
        }
        if ($pos !== false) {
            $this->snippets[$ori] = substr($str, $ori, $pos - $ori);
            $pos++;
        } else {
            $this->snippets[$ori] = substr($str, $ori);
        }
        return $pos;
    }