JQuery Instance Learning Series (1) Ajax Login Verification

Source: Internet
Author: User

This article uses an AJAX login example to learn about jquery's application in Ajax.

Front Code

<script language="javascript">
    $(document).ready(
      function(){
        $("#btnLogin").click(function(){Login();})
         }
    );
    function Login()
    {
      if(Check())
      {
        Go();
      }
    }
    function Check()
    {
      if($("#txtUserID").val()=="")
      {
        alert("帐号不能为空!");
        $("#txtUserID").focus();
        return false;
      }
      if($("#txtPass").val()=="")
      {
        alert("密码不能为空!");
        $("#txtPass").focus();
        return false;
      }
      return true;
    }
    function Go()
    {
      $.post("LoginCheck.aspx", { Action: "post", UserID: $("#txtUserID").val(),UserPass: $("#txtPass").val() },
   function (data, textStatus){
   alert(data.result);
    "json");
    }

</script>

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