JSFiddle - React, Tailwind, and code Playground

by Mikael Roos

HTML

<p class=red>Hello World in HTML!</p> 

<script>
document.writeln('<p class=green>Hello World from JavaScript within a body-section in HTML!</p>'); 
</script>

<p><a href='javascript:hello();' onclick='hello();'>Click me to see Hello World in an alert...</a></p>

CSS

.red{color:red;}
.green{color:green;}
.blue{color:blue;}

JavaScript

function hello() {
    alert('hej');
}