/// <summary>
/// To judge whether the string contains number or not
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static bool ContainsNumber(string str)
{
return(!string.IsNullOrWhiteSpace(str) && RegexJudgement.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)
{
return(!string.IsNullOrWhiteSpace(str) && RegexJudgement.IsMatch(str, "[\u4e00-\u9fa5]+"));
}