/// <summary> /// To judge whether the string contains number or not. /// </summary> /// <param name="str"></param> /// <returns></returns> public static bool ContainsNumber(string str) => !string.IsNullOrWhiteSpace(str) && RegexJudgment.IsMatch(str, "[0-9]+");
/// <summary> /// To judge whether the string contains chinese characters or not. /// </summary> /// <param name="str"></param> /// <returns></returns> public static bool ContainsChineseCharacters(string str) => !string.IsNullOrWhiteSpace(str) && RegexJudgment.IsMatch(str, "[\u4e00-\u9fa5]+");