Processing Classes


RESETRUNFULL
<!DOCTYPE html><html>
    <head></head><body>
    <p class="a b c">Show class, have pride, and display character. If you do, winning takes care of itself. -- Bear Bryant</p><iframe
  sandbox="allow-forms allow-modals"></iframe>
    <script>
       var a = document.querySelector("p").classList;
       console.log(a[2]);  // c
       a.toggle("d");
       a.add("e","f");
       a.replace("f","g");
       a.remove("a");
       a.forEach(v=>console.log(v));  // b c d e g
       console.log(a.contains("a")); // false
       console.log(document.querySelector("iframe").
                         sandbox.supports("allow-forms"));  // true
    </script></body></html>