Run ❯
×
Change Orientation
Save Code
Change Theme, Dark/Light
Go to Spaces
<!DOCTYPE html> <html> <body> <h2>JavaScript Sets</h2> <p>Adding equal elements to a Set:</p> <p id="demo"></p> <script> // Create a Set const letters = new Set(); // Add values to the Set letters.add("a"); letters.add("b"); letters.add("c"); letters.add("c"); letters.add("c"); letters.add("c"); letters.add("c"); letters.add("c"); // Display set.size document.getElementById("demo").innerHTML = letters.size; </script> </body> </html>
