Work with legacy and simple sites using jQuery selectors, events, AJAX, effects, and plugins.
Lessons
Avoid the pitfalls beginners hit most often.
Common jQuery Mistakes is easiest to learn by reading the example, changing it, and observing the result.
$(function () {
$('.lesson-card').on('click', '.start-btn', function () {
const title = $(this).closest('.lesson-card').find('h2').text();
$('#output').text('Starting ' + title);
});
});Practice the Common jQuery Mistakes example in a small scratch file, then explain what changed and why.