1fetch('https://api.covid19api.com/summary')
2            .then(response => response.json())
3            .then(data => console.log(data))
4            .catch(err => {
5                console.log(err)
6            });1var id = empid;
2
3$.ajax({
4    type: "POST",
5    url: "../Webservices/EmployeeService.asmx/GetEmployeeOrders",
6    data: "{empid: " + empid + "}",
7    contentType: "application/json; charset=utf-8",
8    dataType: "json",
9    success: function(result){
10        alert(result.d);
11        console.log(result);
12    }
13});
141//Change the text of a <div> element using an AJAX //request:
2//using JQuery
3
4
5$("button").click(function(){
6  $.ajax({url: "demo_test.txt", success: function(result){
7    $("#div1").html(result);
8  }});
9});
10
11
12
13//To send a request to a server, we use the open() //and send() methods of the XMLHttpRequest object:
14// Javascript
15
16
17xhttp.open("GET", "ajax_info.txt", true);
18xhttp.send();
19
20//example below
21<html>
22<body>
23
24<h1>The XMLHttpRequest Object</h1>
25
26<button type="button" onclick="loadDoc()">Request data</button>
27
28<p id="demo"></p>
29
30
31<script>
32function loadDoc() {
33  var xhttp = new XMLHttpRequest();
34  xhttp.onreadystatechange = function() {
35    if (this.readyState == 4 && this.status == 200) {
36      document.getElementById("demo").innerHTML = this.responseText;
37    }
38  };
39  xhttp.open("GET", "demo_get.asp", true);
40  xhttp.send();
41}
42</script>
43
44</body>
45</html>