JSFiddle - React, Tailwind, and code Playground

HTML

<button data-source="AAA" id='one'>Button</button>
<div id="Aarea"></div>
<div id='Barea'></div>
<a href='#' data-source='BBB' id='two'>Click</a>

JavaScript

function info(target,source){
  $(target).html(source)
  console.log(source);
}

$('#one').click(function(){ 
  var source = $(this).data('source');
  info('#Aarea',source);
})
$('#two').click(function(){ 
  var source = $(this).data('source');
  info('#Barea',source);
})