function createXhr() {
let xhr = null;
if (window.XMLHttpRequest) {
xhr = new XMLHttpRequest();
} else {
if (new ActiveXObject('Microsoft.XMLHTTP')) {
xhr = new ActiveXObject('Microsoft.XMLHTTP');
} else if (new ActiveXObject('Msxml2.XMLHTTP')) {
xhr = new ActiveXObject('Msxml2.XMLHTTP');
} else if (new ActiveXObject('Msxml3.XMLHTTP')) {
xhr = new ActiveXObject('Msxml3.XMLHTTP');
}
}
return xhr;
}
let xhr = createXhr();
xhr.open('get', 'http://127.0.0.1:8060/getUsers', true);
xhr.onreadystatechange = function () {
};
xhr.send();