JSFiddle - React, Tailwind, and code Playground

by danny8376

HTML

<input type="button" value="Do AJAX" id="ajax1">
<input type="button" value="Alert Value" id="test">

JavaScript

var persistent_data;

function ajax() {
    var xhr = new XMLHttpRequest();
    xhr.onreadystatechange = function() {
        if (xhr.readyState == 4 && xhr.status == 200) {
            persistent_data = xhr.responseText
            alert(xhr.responseText)
        }
    }
    xhr.open("GET", "display");
    xhr.send();
}

document.getElementById("ajax1").onclick = ajax
    
    
document.getElementById("test").onclick = function() {
    alert(persistent_data);
}