how to create a button with javascri[t
// 1. Create the button var button = document.createElement("button"); button.innerHTML = "Do Something"; // 2. Append somewhere var body = document.getElementsByTagName("body")[0]; body.appendChild(button); // 3. Add event handler button.addEventListener ("click", function() { alert("did something"); }); /* Read https://css-tricks.com/use-button-element/ */