private void seekString(StringBuilder strBuilder) {
        char ch = 0;
        boolean isEscape = false;
        ch = jsonStr.charAt(index);
        if (ch != '"') {
            vali.disPass(index);
        } else {
            while (true) {
                index++;
                if (index >= length) {
                    break;
                }
                ch = jsonStr.charAt(index);
                if (isEscape) {
                    isEscape = false;
                    seekEscape(strBuilder);
                } else {
                    if (ch == '\\') {
                        isEscape = true;
                        continue;
                    }
                    if (ch == '"') {
                        break;
                    } else {
                        strBuilder.append(ch);
                    }
                }
                if (!vali.isPass()) {
                    break;
                }
            }
        }
        if (ch != '"') {
            vali.disPass(index);
            strBuilder.setLength(0);
        }
    }