我无法使用jquery ajax json调用插入数据方法
问题描述:
下面是代码,我无法插入数据,任何人都可以帮我解决。
脚本: -
below is the code,for which i am unable to insert data,can any one help me out.
script :-
<script type="text/javascript">
$(function () {
$('#btnSubmit').click(function () {
$.ajax({
type: "POST",
contentType: "application/json; charset=utf-8",
url: "WorkingWithAjax.aspx/InsertData",
dataType: "json",
data: "{'FirstName':'" + $('#txtFirstName').val() + "','LastName':'" + $(
'#txtLastName').val() + "','City':'" + $('#txtCity').val() + "','EmailID':'" + $('#txtEmailID')
.val() + "'}",
success: function (data) {
var obj = data.d;
if (obj == 'true') {
$('#txtFirstName').val('');
$('#txtLastName').val('');
$('#txtCity').val('');
$('#txtEmailID').val('');
$('#lblmsg').html('Data Inserted Successfully');
}
},
error: function (result) {
alert(result);
}
});
});
});
</script>
后端: -
Backend :-
[WebMethod]
public static string InsertData(string FirstName, string LastName, string City, string EmailId)
{
string retMessage = string.Empty;
string ConnectionString = "server=.\\SQLSERVER;uid=sa;pwd=Acer@123;database=data";
using (SqlConnection con = new SqlConnection(ConnectionString))
{
string query = "INSERT INTO sample(FirstName,LastName,City,EmailId) values(@FirstName,@LastName,@City,@EmailId)";
using (SqlCommand cmd = new SqlCommand(query, con))
{
con.Open();
cmd.Parameters.Add("@FirstName", FirstName);
cmd.Parameters.Add("@LastName", LastName);
cmd.Parameters.Add("@City", City);
cmd.Parameters.Add("@EmailID", EmailId);
int AffectedRow = cmd.ExecuteNonQuery();
if (AffectedRow == 1)
{
retMessage = "true";
}
else
{
retMessage = "false";
}
return retMessage;
}
}
}
答
(function(){
(function () {
(' #btnSubmit')。click(function(){
('#btnSubmit').click(function () {
.ajax({
type: POST,
contentType: application / json; charset = utf-8,
url: WorkingWithAjax.aspx / InsertData,
dataType: json,
data: {'FirstName':' +
.ajax({ type: "POST", contentType: "application/json; charset=utf-8", url: "WorkingWithAjax.aspx/InsertData", dataType: "json", data: "{'FirstName':'" +