83 lessons

JavaScript Lessons

Master JavaScript through a full language tutorial plus ecosystem hubs covering React, Vue, Angular, Svelte and jQuery UI.

JavaScript Tutorial

Code preview

javascript

button.addEventListener("click", () => {
  count += 1;
  label.textContent = count;
});

●Counter updates in the page

83 lessons across 7 sections. Every example runs directly in your browser — edit the code and press Run.

Topics covered

Variables and functionsObjects and arraysDOM manipulationAsync JavaScript