Communities for your favorite technologies. Explore all Collectives
Now available on Stack Overflow for Teams! AI features where you work: search, IDE, and chat.
Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Explore Teams
Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
Get early access and see previews of new features.
My way of doing this is:
if ( $("#checkbox:checked").length ) { alert("checkbox is checked"); } else { alert("checkbox is not checked"); }