JSFiddle - React, Tailwind, and code Playground

by Ari Zelanko

HTML

Test of javascript <code>||</code> and <code>&amp;&amp;</code> operators<br/>

a: <span id="aValue"></span><br/>
b: <span id="bValue"></span><br/>
c: <span id="cValue"></span><br/>

JavaScript

var TEST= {
    a: "Something",
    b: 2.2,
    c,
    somethingUndefined,
    report
};

TEST.report = function() {
    var aSpan = getElementById("aValue")
    aSpan.innerHTML = TEST.a;
    aSpan.style.
    getElementById("bValue").innerHTML = TEST.b;
    getElementById("cValue").innerHTML = TEST.c;
}

TEST.report();

c = a || b;
// c === "Something"
document.write(c + "<br/>");

c = a && b;

document.write(c);