HOWTO Make Yahoo! Web Service REST Calls with JavaScript and XMLHttpRequest	4.0/5.0 (1 votes total) Rate: Select 1 - Terrible 2 - Poor 3 - Average 4 - Good 5 - Outstanding
Yahoo! Developer Network February 09, 2006

AJAX web applications are all the rage these days, and one important aspect of AJAX (the "A" and, depending who you ask, the "X") is a mechanism of making asynchronous connections from the back end of a web application with an object called XMLHttpRequest (XMLHTTP for Internet Explorer). This request is used to retrieve XML or other data from web services such as those provided by us here at Yahoo!. In this HOWTO you'll learn how to make web service requests to Yahoo! Web Services with JavaScript and the XMLHttpRequest object. This page contains these sections:

• How it All Works
• Formulate the Yahoo! Web Services Request
• Create the XMLHttpRequest Object & Make the Request
• Create a Callback
• Parse the Result
• For More Information

This HOWTO uses the code contained in Yahoo! Search Web Services REST request, a sample created for the Yahoo! Developer Network JavaScript Developer Center.