jquery ajax json asmx,.net - Calling simple web service (.asmx file) from AJAX and JQuery using JSON...

亢正德
2023-12-01

Making my first steps in trying to use all these technologies together.. I'm having some toubles..

Here is my Server side:

[WebMethod(EnableSession = true)]

[ScriptMethod(ResponseFormat = ResponseFormat.Json)]

public string simplestMethod()

{

return "Simplest method returned";

}

And here is my client side:

$(document).ready(function(){

$("a").click(function(event){

$.ajax({

type: "POST",

url: "http://localhost:53346/d2/TAPI.asmx/simplestMethod",

data: "{}",

contentType: "application/json; charset=utf-8",

dataType: "json",

success: function (data) {

alert(data.d);

},

error: function (XMLHttpRequest, textStatus, errorThrown) {

alert("Error Occured!" +" | " + XMLHttpRequest +" | " + textStatus +" | " +

errorThrown );

}

});

});

});

The result is an alert that says:

Error Occured! | [object XMLHttpRequest] | parseerror | undefined.

What parsing failed and why?

I should mention that calling the WS method directly does work.

Thanks a lot!

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