JavaScript calls server side method sample code with JQuery
- 2020-03-30 03:52:13
- OfStack
Prepare methods on the Server side
[System.Web.Services.WebMethod]
public static string VeryUserName(string name)
{
string rtn = " Congratulations, this account is not registered yet, you can use it. ";
if (name == "")
rtn = " Please fill in a registered account. ";
if (name == "Insus.NET")
rtn = " This user is registered, please use another account. ";
return rtn;
}
HTML code:
<asp:TextBox ID="TextBoxAccount" runat="server"></asp:TextBox><br />
<input id="btnrReg" type="button" value=" registered " onclick="VeryRegAccount()" />
Javascript:
<script src="scripts/jquery-1.3.2.min.js" type="text/javascript"></script>
<script type="text/javascript">
function VeryRegAccount() {
$.ajax({
type: "POST",
url: "Default.aspx/VeryUserName",
data: '{name: "' + $("#<%= TextBoxAccount.ClientID%>")[0].value + '" }',
contentType: "application/json; charset=utf-8",
dataType: "json",
success: OnSuccess,
failure: function (response) {
alert(response.d);
}
});
}
function OnSuccess(response) {
alert(response.d);
}
</script>