is-undefined
undefined type checker
npm install @amphibian/is-undefined
var isUndefined = require('@amphibian/is-undefined');
isUndefined(undefined); // > true
isUndefined('hello'); // > false
undefined type checker
npm install @amphibian/is-undefined
var isUndefined = require('@amphibian/is-undefined');
isUndefined(undefined); // > true
isUndefined('hello'); // > false
npm i @amphibian/is-undefined
4
1.0.2
ISC