JSFiddle - React, Tailwind, and code Playground

by spitfire378

JavaScript

var objects = [
	{
  	test: 1,
    test2: null
  }, 
  {
  	test: null,
    test2: 'test'
  }
]

for (var key in objects) {
	var object = objects[key];

	if (object.test) {
  	console.log('defined');
  } else {
    console.log('not defined');
  }
}