Work with legacy and simple sites using jQuery selectors, events, AJAX, effects, and plugins.
Lessons
Configure full requests with method, data, and callbacks.
The $.ajax() Method is easiest to learn by reading the example, changing it, and observing the result.
$.ajax({
url: '/api/lessons',
method: 'POST',
contentType: 'application/json',
data: JSON.stringify({ title: 'AJAX lesson' })
})
.done(function (response) {
$('#output').text('Saved: ' + response.id);
})
.fail(function (xhr) {
$('#output').text('Error: ' + xhr.status);
})
.always(function () {
$('#spinner').hide();
});Practice the The $.ajax() Method example in a small scratch file, then explain what changed and why.
In accordance with Section 6 & Section 7 of the DPDP Act 2023, third-party analytics and marketing trackers are strictly gated behind your affirmative consent. You may withdraw consent at any time under Section 6(4).
Essential for session authentication (ci_session), Cross-Site Request Forgery security (csrf_cookie_name), and Cloudflare DDoS/bot prevention. Cannot be disabled.
Gated under DPDP Section 7. Allows Google Analytics 4 (Google Consent Mode v2) to measure aggregate, anonymized tool usage.
Enables browser local storage to preserve your theme selection (dark/light mode) and code editor layout between visits.
Used to display developer sponsorships and native tool partner notices.