jQuery interview question
How do jQuery selectors perform, and how do you write efficient ones?
The answer is available to members. Create a free account to see every answer, track which questions you're confident about and practise with timed mock interviews.
More most-asked jQuery questions
- How do you make AJAX requests with jQuery?
- What is the difference between .html() and .text(), and why does it matter for security?
- What is event delegation, and why is it useful?
- What is the difference between $(document).ready(), $(fn), DOMContentLoaded and window.onload?
- How do you bind and unbind events in modern jQuery? What happened to bind, live and delegate?
- What is the difference between .attr() and .prop()?
- What is the difference between preventDefault(), stopPropagation() and returning false in a jQuery handler?
- What is jQuery, and is it still relevant today?