<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>JavaScript Ajax POST Demo</title>
<script>
function postComment() {
// Creating the XMLHttpRequest object
var request = new XMLHttpRequest();
// Instantiating the request object
request.open("POST", "/examples/php/confirmation.php");
// Defining event listener for readystatechange event
request.onreadystatechange = function() {
// Check if the request is compete and was successful
if(this.readyState === 4 && this.status === 200) {
// Inserting the response from server into an HTML element
document.getElementById("result").innerHTML = this.responseText;
}
};
// Retrieving the form data
var myForm = document.getElementById("myForm");
var formData = new FormData(myForm);
// Sending the request to the server
request.send(formData);
}
</script>
</head>
<body>
<form id="myForm">
<label>Name:</label>
<div><input type="text" name="name"></div>
<br>
<label>Comment:</label>
<div><textarea name="comment"></textarea></div>
<p><button type="button" onclick="postComment()">Post Comment</button></p>
</form>
<div id="result">
<p>Content of the result DIV box will be replaced by the server response</p>
</div>
</body>
</html>