JSFiddle - React, Tailwind, and code Playground

HTML

<div id="output"></div>

JavaScript

var foo = 'hello';
var fooNull = null;
var fooFalse = false;
var fooBlank = '';
var fooZero = 0;

function print(value) {
    
    var printStuff = '';
    
    if (value) {
        printStuff += value;
    } else {
        printStuff += 'no value';
    }
    
    // This outputs the value in a paragraph tag to the div
    var node = document.createElement("P");
	var textnode = document.createTextNode(printStuff);
	node.appendChild(textnode);
	document.getElementById('output').appendChild(node);
    
}

print(foo);
print(fooNull);
print(fooFalse);
print(fooBlank);
print(fooZero);