The JavaScript Set clear() method clears or removes all the elements from the Set object.
Syntax:
setObj.clear()
Example:
<!DOCTYPE html> <html> <body> <script> var jewels = new Set(); jewels.add("DIAMOND").add("GOLD").add("PLATINUM").add("SILVER"); for (let i of jewels) { document.write(i+"<br>"); } jewels.clear(); document.write(jewels.size); </script> </body> </html>