JSFiddle - React, Tailwind, and code Playground

HTML

<input type="button" value="Show message in div" id="message "onclick="test('hii this is my message');" />
 <input type="button" value="Show message in popup" id="message "onclick="test2('hii this is my message');" />
     <div id="message"> </div>

JavaScript

function test(message)
{
    document.getElementById("message").innerHTML = message;
}

function test2(message)
{
 alert(message);   
}