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Selection & Traversal

ID selector Class selector Attribute selector find descendants closest ancestor parent element children collection filter collection

DOM Manipulation

text content html content append element prepend element before element after element remove element clone element

Attributes & Data

read attribute set attribute remove attribute prop for boolean state data attribute multiple attributes value getter value setter

Classes & CSS

addClass removeClass toggleClass hasClass css getter css setter multiple CSS properties show and hide

Events

click handler change handler submit handler event delegation preventDefault stopPropagation one-time event custom event

Effects

fadeIn fadeOut fadeToggle slideDown slideUp animate properties stop animation promise after effects

AJAX

$.get $.post $.ajax JSON AJAX headers AJAX timeout AJAX error handler AJAX abort serialize form

Utilities & Patterns

$.each $.map $.grep $.extend Deferred Promise chaining document ready plugin pattern

jQuery / Utilities & Patterns

Deferred

Learn Deferred in jQuery with a dedicated explanation, a topic-specific example, edge guidance, and a mastery check.

12 min read • Advanced

jquery-061.js

javascript

const ready=$.Deferred(); ready.done(v=>console.log(v)); ready.resolve("loaded");

What to watch

Content source & attribution

Original Syntaxis Content · Original Syntaxis Content

Lesson quizzes

Deferred Mastery Check →

Promise chaining