'Xmlhttprequest' presentation slideshows

Ajax & jQuery

Ajax & jQuery. Internet Engineering Spring 2014 Bahador Bakhshi CE & IT Department, Amirkabir University of Technology. Questions. Q5) How to update a portion of web page? Check new mails? Q5.1) Is it possible? Q5.2) Should we wait for server response? Q5.3) What does server return back?.

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604 views • 30 slides

AJAX Basics

AJAX Basics. xhr = new XMLHttpRequest (); xhr.onreadystatechange = xhrHandler ; xhr.open ("POST", url ); xhr.send ( postData ); ... function xhrHandler () { if ( this.readyState != 4) { return; } if ( this.status != 200) { // Handle error ... return;

178 views • 4 slides