private void skipCommon() {
        char ch = jsonStr.charAt(++index);
        if (ch == '/') {
            for (index++; index < length; index++) {
                ch = jsonStr.charAt(index);
                if (ch == '\n' || ch == '\r') {
                    break;
                }
            }
        } else if (ch == '*') {
            boolean isEndReady = false;
            for (index++; index < length; index++) {
                ch = jsonStr.charAt(index);
                if (ch == '*') {
                    isEndReady = true;
                    continue;
                }
                if (isEndReady) {
                    isEndReady = false;
                    if (ch == '/') {
                        break;
                    }
                }
            }
        } else {
            vali.disPass(index);
        }
    }