Synchronous XMLHttpRequest on the main thread is deprecated because of its detrimental effects to the end user’s experience. For more help http://xhr.spec.whatwg.org/
Soñ qullanıcı tecribesine menfiy tesirlerinden dolayı ana yipte eşzamanlı XMLHttpRequest taqbih etilgendir. Daa çoq yardım içün http://xhr.spec.whatwg.org/