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);
}