AJAX and jQuery

Just in breve as a powerful JavaScript library jQuery wraps the ability to call XHR within a built in interface. There are several ways to implement asynchronous calls. In fact you can call either .load or .post to perform custom calls.

$.load

In the case of .load you can chain it on every returned object from a custom jQuery selector: $(‘div’).load(.. than the content of the DIV is filled with the returned text.

But what if I want a OK and Error handlers?

The .load method doesn’t give such “complex” functionality. Than the built in $.ajax method comes in help. You can specify the URI, method, data, dataType, onSuccess, onError handlers, etc. Continue reading $.ajax in jQuery →