JSFiddle - React, Tailwind, and code Playground

HTML

<p>0</p>
<p>1</p>
<p>2</p>
<p>3</p>
<p>4</p>

JavaScript

function removeArrElemsFromDOM(arr, start, howMany)
{
  for (var i=start; i<start+howMany; i++)          
    arr[i].parentNode.removeChild(arr[i]);
	
  arr.splice(start, howMany);
}
    
var arr = document.getElementsByTagName('p');
arr = Array.prototype.slice.call(arr,0);

removeArrElemsFromDOM(arr, 0, 2);