What is the true appearance of Ajax?

After spending a few days researching Ajax to use with the Django Python framework, I came across numerous resources on the topic.

1.

function loadDoc() {
  var xhttp = new XMLHttpRequest();
  xhttp.onreadystatechange = function() {
    if (this.readyState == 4 && this.status == 200) {
     document.getElementById("demo").innerHTML = this.responseText;
    }
  };
  xhttp.open("GET", "ajax_info.txt", true);
  xhttp.send();
}
$.ajax({
        type: "POST",
        url: actionUrl,
        ....
    });
fetch("api/xxx", {
    method: "post",
}
.then(...)

Are these three examples essentially the same?

Answer №1

These three demo snippets showcase the power of ajax, short for asynchronous Javascript and XML.

Ajax is a pivotal development approach that involves making rest calls from javascript to fetch data and dynamically update the page without full reloading.

To my knowledge, the first example uses vanilla JavaScript, the second utilizes jQuery, and the third may involve a newer library that I am not familiar with because my expertise lies more in backend development :D

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