document.getElementById this code example
Example 1: getelementbyid
document.getElementById("someid");
Example 2: javascript getelementbyid
const element = document.getElementById('id');
//or
const element = document.querySelector('#id');
Example 3: how to use document.getelementbyid
<p id="YourId">How to use document.GetElementById in HTML</p>
<script>
document.GetElementById('YourId')./* The thing you need to do to your code... Here I want .innerHTML you can take any... */.innerHTML('/* what will it change... */')
</script>