Check out example codes for "js remove html element". It will help you in understanding the concepts better.

Code Example 1

Removing an element is much easier, as it only requires the element's ID.
1. function removeElement(elementId) {
2. // Removes an element from the document.
3. var element = document. getElementById(elementId);
4. element. parentNode. removeChild(element);
5. }

Example:
<h1>The remove() Method</h1>

<p>The remove() method removes the element from the DOM.</p>

<p id="demo">Click the button, and this paragraph will be removed from the DOM.</p>

<button onclick="myFunction()">Remove paragraph</button>

<script>
function myFunction() {
  var myobj = document.getElementById("demo");
  myobj.remove();
}
</script>

Code Example 2

document.createElement(element)	//Create an HTML element
document.removeChild(element)	//Remove an HTML element
document.appendChild(element)	//Add an HTML element
document.replaceChild(new, old)	//Replace an HTML element
document.write(text)			//Write into the HTML output stream

Code Example 3

// Get the element you want to remove
var element = document.getElementById(elementId);

// Get the parent and remove the element since it is a child of the parent
element.parentNode.removeChild(element);

Code Example 4

var div = document.getElementById('div-01');
div.remove();

Code Example 5

<p id="p2">This is another paragraph.</p>

<script>
	var elmnt = document.getElementById("p1");
 	elmnt.remove();
</script>

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