Tag Archives: xhr

XHR / AJAX Performance – GET or POST?

Posted on Wed 14 Jul 2010 by Joseph Scott

During the summer of 2009 I posted about XMLHttpRequest (XHR) using multiple packets for HTTP POST, but HTTP GET requests only used one (in most cases). This led to several people recommending HTTP GET requests for AJAX when possible, to … Continue reading →

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XMLHttpRequest (XHR) Uses Multiple Packets for HTTP POST?

Posted on Thu 27 Aug 2009 by Joseph Scott

A recent Think Vitamin article, The Definitive Guide to GET vs POST, mentioned something that I hadn’t seen before about XMLHttpRequest (XHR). Their Rule #4 states: When using XMLHttpRequest, browsers implement POST as a two-step process (sending the headers first … Continue reading →

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