Answers for "how to have html button work with js"

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/
*/

how to program a button to work in javascript

<input type="button" value="Im a Button" onclick="buttonWork();"/>
<script>
  function buttonWork() {
    alert("Hello");
  }
</script>