button should not postback if jquery.ajax return false

Susanta Rout

i have a button i want that it should not be postback to serverside if jquery ajax featching value from database return false.if jquery ajax return true.button will postback to serverside code

8 Replies

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Susanta Rout9y ago
Vasanti
sorry to say i dont want to use async:false. bcz its some perfomace problem
0
ravi verma9y ago
Try to use input type button not input type Submit.
0
John9y ago
this works for me

0
Susanta Rout9y ago
button id.submit() not work if it is sucess...its urent plz some buddy help me
0
Susanta Rout9y ago
var test;
$.ajax({
type: "POST",
url: "WebService1.asmx/HelloWorld",
contentType: 'application/json; charset=utf-8',
dataType: 'json',
error: function (xhr,errorType,exception)
{
try
{

alert(xhr.StackTrace);
var responseText;
responseText = $.parseJSON(xhr.responseText);

var v = JSON.stringify(xhr.responseText);
$("#msg").html(v);
alert('error :' + v);
var d = xhr.stackTrace;
}
catch(e)
{
}
return false;
},
success:function(response)
{
alert('sucess :' + response.d);
if(response.d=="Hello World")
{
test = true;

$('#<%=btnOK.ClientID%>').submit();
alert('inside success,value :' + test);
}
else {
test = false;
//return test;
}
// alert(test);// here we can call server side code
}
});

alert('outside, value:' + test);
return false;

});
0
Susanta Rout9y ago
Vasanti
i already applied what you are suggesting about.
0
Midhun Tp9y ago
Hi,

Try below code -

$.ajax({
url : 'yoururl',
success : function(data) {
if (data == "true")
$('#yourbuttonid').submit();
else
return false;
}
}
});
return false;
0
John9y ago
write the jquery.ajax code on client side button click and then return true false accordingly
0

button should not postback if jquery.ajax return false

Vasanti

Vasanti