日期:2014-05-18 浏览次数:20600 次
string uname = "XX"; string pwd = "ZZ"; using(SqlConnection comn = new SqlConnection("Data Source=.;Initial Catalog=userinformation;Integrated Security=True")) { comn.Open(); SqlCommand command1 = new SqlCommand("select * from userinformation where username='"+uname+"'", comn); SqlDataReader reader1 = command1.ExecuteReader(); if(reader1.Read()) { if(reader1["password"].Equals(pwd)) { Response.Write("<script>alert('登录验证正确!');</script>"); } else { Response.Write("<script>alert('密码错误!');</script>"); } } else { Response.Write("<script>alert('用户名错误!');</script>"); } }