JSFiddle - React, Tailwind, and code Playground

by willystyle

HTML

<div class="root" contenteditable="true">
  <p id="block-0">I do not want to prevent this paragraph from delete.</p>
  <p id="block-1">I want to prevent this paragraph from delete.</p>
  <p id="block-2">I do not want to prevent this paragraph from delete.</p>
</div>

CSS

.root {
  max-width: 700px;
  margin: 1rem auto;
  border: 1px solid;
}

JavaScript

let immutableP = document.getElementById('block-1');
immutableP.setAttribute("contenteditable", false);