AJAX

AJAX Ajax.Response is a object passed as first argument of all AJAX request callbacks.

It is a wrapper around a native xmlHttpRequest object.It normalizes all cross-browser issues while adding support for JSON via responseJSON and headerJSON properties.

Properties of Ajax.Response Object :

.   Status.
.   StatusText.
.   readyState.
.   ResponseXML.
.   ResponseJSON.
.   headerJSON.
.   request.
.   transport.


Here is an Example to Display usage of status and responseText properties in AJAX:

<script>
function SubmitRequest(){
new AJax.Request('/cgi-bin/ajax.cgi',
{
method:'get',
onsuccess:successFunc,
onFailure: failureFumc
});
}
function successFunc(response) {
if(100 == response.status) {
alert("call has been done")
}
var container = $('notice');
var content = response.responseText;
container.update(content); }
function failureFunc(response)
{
alert("call has not done");
}
< /script >

Prototype

Prototype Number Method

Ajax object provide all necessary, onloading, onLoaded, and onInteractive callbacks are not implemented consistently by all browsers.
.   Ajax Options.
.   Ajax.PeriodicalUpdater().
.   Ajax.Request().
.   Ajax.Responders().
.   Ajax.Response().
.   Ajax.Updater().

prototype AJAX Methods

.   abs().
.   ceil().
.   floor().
.   round().
.   succ().

Prototype-Useful Features

.   Cross Browser Support.
.   Document Object Model.
.   HTML Forms.
.   JavaScript Events.
.   AJAX Utilities.

Methods of Ajax.Response object :

.   getHeader(name) --> This Method Returns the Header value if present otherwise it returns null value.
.   getAllHeaders() -->This method Returns a string containing all headers separated by a line break.
.   getResponseHeader() -->This method Returns the value of the requested header if present.
.   getAllResponseHeaders() -->This method Returns a string containing all headers separated by a line break.