ajax exmaple\
$.ajax({
url:'your url',
type: 'POST', // http method
data: { myData: 'This is my data.' }, // data to submit
success: function (data, status, xhr) { // after success your get data
$('p').append('status: ' + status + ', data: ' + data);
},
error: function (jqXhr, textStatus, errorMessage) { // if any error come then
$('p').append('Error' + errorMessage);
}
});ajax call
$.ajax({
url: "Url",
dataType: "json",
type: "Post",
async: true,
data: {"Key":value,"Key2":value2},
success: function (data) {
},
error: function (xhr, exception, thrownError) {
var msg = "";
if (xhr.status === 0) {
msg = "Not connect.\n Verify Network.";
} else if (xhr.status == 404) {
msg = "Requested page not found. [404]";
} else if (xhr.status == 500) {
msg = "Internal Server Error [500].";
} else if (exception === "parsererror") {
msg = "Requested JSON parse failed.";
} else if (exception === "timeout") {
msg = "Time out error.";
} else if (exception === "abort") {
msg = "Ajax request aborted.";
} else {
msg = "Error:" + xhr.status + " " + xhr.responseText;
}
if (callbackError) {
callbackError(msg);
}
}
});ajax jquery php
<!doctype html>
<html>
<head>
<script src="https://code.jquery.com/jquery-3.3.1.js" integrity="sha256-2Kok7MbOyxpgUVvAk/HJ2jigOSYS2auK4Pfzbm7uH60=" crossorigin="anonymous"></script>
</head>
<body>
<form id="loginform" method="post">
<div>
Username:
<input type="text" name="username" id="username" />
Password:
<input type="password" name="password" id="password" />
<input type="submit" name="loginBtn" id="loginBtn" value="Login" />
</div>
</form>
<script type="text/javascript">
$(document).ready(function() {
$('#loginform').submit(function(e) {
e.preventDefault();
$.ajax({
type: "POST",
url: 'login.php',
data: $(this).serialize(),
success: function(response)
{
var jsonData = JSON.parse(response);
// user is logged in successfully in the back-end
// let's redirect
if (jsonData.success == "1")
{
location.href = 'my_profile.php';
}
else
{
alert('Invalid Credentials!');
}
}
});
});
});
</script>
</body>
</html>Copyright © 2021 Codeinu
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