C#中如何判断一个string是DateTime

Question

如標題

Answer 1

转换为DateTime，看是否抛出异常，

Answer 2

private bool date()
        {
            string str = "2010.1.1";
            try
            {
                DateTime date = Convert.ToDateTime(str);
                return true;
            }
            catch (Exception ee)
            {
                return false;
            }
        } private void button_Click(object sender, EventArgs e)
        {
            MessageBox.Show(date().ToString());
        }

Answer 3

            try
            {
                Convert.ToDateTime(strDate);//strDate你的字符串
            }
            catch(Exception ex)
            {
                MessageBox.Show("不能转换");
                return;
            }