Form Handling in JavaScript

Form Handling in JavaScript — a practical guide to JavaScript form handling with clear examples you can reuse in real projects.

JavaScript Tutorial Series (71/101). Prefer one article? Read the complete JavaScript tutorial.

Short description

Prevent default submit to handle via Fetch.

Form submit

form.addEventListener('submit', (e) => {
  e.preventDefault();
  const data = new FormData(form);
  console.log(Object.fromEntries(data.entries()));
});