listen to all xhr ajax request using javascript

Posted: July 24, 2014 in web
(function() { // Overriding XMLHttpRequest
    var oldXHR = window.XMLHttpRequest;

    function newXHR() {
        var realXHR = new oldXHR();

        realXHR.addEventListener("readystatechange", function() { 
            console.log("an ajax request was made") 
        }, false);

        return realXHR;
    }

    window.XMLHttpRequest = newXHR;
})();

from :
http://stackoverflow.com/questions/3489433/listen-to-all-javascript-events

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