← Stop Debouncing Resize. The Browser Already Watches It.Quiz
matchMedia: watching media queries from JavaScript
Check what actually stuck about window.matchMedia — what it returns, how its change event differs from resize, and the preferences it can see that resize never will.
questions8
pass mark70%
resultsat the end
No account needed. Answer all 8 questions, then see your score with every answer explained and a reference to the spec or MDN — pass and you can claim a certificate.