I don't under stand very well of API in html, please need a help.
what's meaning of API , and how can i use it. i can't understand of API of sololearn lesson.
API are what you need to create programs like html pages. You can take control on audio in/ output, get data from gps, compass, accellerometer.. https://developer.mozilla.org/en-US/docs/Web/API Take a look to this site. API are hard to juse, but powerfull