Methods for quickly obtaining Ajax communication objects, ajax communication objects

Source: Internet
Author: User

Methods for quickly obtaining Ajax communication objects, ajax communication objects

Example:

Function getXHR () {// This method is used to obtain the Ajax communication object var xhr = null; if (window. XMLHttpRequest! = Null & window. XMLHttpRequest! = Undefined) {xhr = new XMLHttpRequest ();} else {/compatible with earlier ie browsers xhr = new ActiveXObject ("Microsoft. XMLHTTP");} return xhr ;}

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