JSFiddle - React, Tailwind, and code Playground

by jfriend00

HTML

<script src="http://files.the-friend-family.com/log.js"></script>

CSS

body {
    font-family: "Courier New";
}

JavaScript

function removeUndefinedProps(obj) {
    for (var prop in obj) {
        if (obj.hasOwnProperty(prop) && obj[prop] === undefined) {
            delete obj[prop];
        }
    }
    return obj;
}


var obj = { a: 1, b: undefined, c: 3 };

removeUndefinedProps(obj)
log(obj);