<form id="form1" runat="server">
<label>ชื่อ-สกุล:</label>
<asp:TextBox ID="txtFullName" runat="server" Width ="250" ></asp:TextBox>
<label>ชื่อเรียก:</label>
<asp:TextBox ID="txtNicName" runat="server" Width ="250"></asp:TextBox>
<label>การศึกษา:</label>
<asp:DropDownList ID="ddl_education" runat="server" Width ="250" >
<asp:ListItem Text="1. ประถมศึกษา" Value="1"></asp:ListItem>
<asp:ListItem Text="2. มันธยมศึกษา" Value="2"></asp:ListItem>
<asp:ListItem Text="3. ปริญญาตรี" Value="3"></asp:ListItem>
<asp:ListItem Text="4. ปริญญาเอก" Value="4"></asp:ListItem>
</asp:DropDownList>
<asp:Button ID="btnOK" runat="server" OnClientClick="return false;"
Text="บันทึก" />
</form>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script type = "text/javascript">
$("#<%=btnOK.ClientID%>").click(function () {
doSaveData();
});
function doSaveData() {
var _fullName = document.getElementById('<%=txtFullName.ClientID%>').value;
var _education = document.getElementById('<%=ddl_education.ClientID%>').value;
var _nicName = document.getElementById('<%=txtNicName.ClientID%>').value;
$.ajax({
type: 'POST',
url: '/ajax_client_to_code.aspx/saveData',
contentType: 'application/json; charset=utf-8',
data: JSON.stringify({
fullName: _fullName,
education: _education,
nicName: _nicName
}),
dataType: 'json',
success: OnSuccess
});
}
function OnSuccess(response) {
document.getElementById("<%=btnOK.ClientID%>").innerHTML = 'บันทึกข้อมูลแล้ว';
// window.location.href =
"";
}
</script>
***************** VB.NET Code ***********************
Public Class ajax_client_to_code
Inherits System.Web.UI.Page
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
End Sub
<System.Web.Services.WebMethod()>
Public Shared Function saveData(fullName As String, education As String, nicName As String) As String
Dim result As String = "ok"
Return result
End Function
End Class
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