AJAX Success and Error Handling in jQuery — a practical guide to jQuery AJAX error handling with clear examples you can reuse in real projects.
jQuery Tutorial Series (69/101). Prefer one article? Read the complete jQuery tutorial.
Short description
Show user-friendly messages; log status/response for debugging.
done fail always
$.ajax('/api/items')
.done(render)
.fail(function () { $('#err').text('Could not load'); })
.always(function () { $('#spinner').hide(); });