时间:2022-01-10 15:17:46 | 栏目:.NET代码 | 点击:次
话不多说,请看代码
/// <summary> /// 判断字符串是否是数字 /// </summary> public static bool IsNumber(string s) { if (string.IsNullOrWhiteSpace(s)) return false; const string pattern = "^[0-9]*$"; Regex rx = new Regex(pattern); return rx.IsMatch(s); }