时间：2020-10-29 11:07:37 | 栏目：.NET代码 | 点击：次
namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
Regex regChina = new Regex( "^[^\x00-\xFF]");
Regex regNum = new Regex( "^[0-9]");
Regex regChar = new Regex( "^[a-z]");
Regex regDChar = new Regex( "^[A-Z]");
string str = "YL闫磊";
if (regNum.IsMatch(str))
{
MessageBox.Show( "是数字");
}
else if (regChina.IsMatch(str))
{
MessageBox.Show( "是中文");
}
else if (regChar.IsMatch(str))
{
MessageBox.Show( "小写");
}
else if (regDChar.IsMatch(str))
{
MessageBox.Show( "大写");
}
}
}
}