JSFiddle - React, Tailwind, and code Playground

HTML

<button onclick="show_text('Knopf 1 danke')">Knopf1</button>
<button onclick="show_text('Knopf 2 danke')">Knopf2</button>
<div id="output"></div>

JavaScript

function show_text(text){
	var output = document.getElementById("output");
  output.innerHTML = text;
}