JSFiddle - React, Tailwind, and code Playground

by silverlight

HTML

<textarea id="input"></textarea>
<button type="button" onclick="parse()">
PARSE
</button>
<script>
function parse() {
  let input = document.getElementById('input').value;
  input = eval(input);
  let dups={};
  for(let i=0;i<input.length;i++){
  	
  }
}
</script>