JSFiddle - React, Tailwind, and code Playground

by SwampFall

HTML

<textarea id="input" onchange="chng()"></textarea>
<textarea id="output"></textarea>

CSS

textarea {
  width: 50%;
  height: 200px;
}

JavaScript

function chng() {
	var input = document.getElementById("input").value;
  var json = JSON.parse(input);
  var output = "[url=pokemon_lite?cl_type=costum";
  for (let i = 0; i < json.length; i++) {
  	output += "&id%5B%5D=" + json[i];
  }
  output += "][/url]";
  document.getElementById("output").value = output;
}