JavaScript omitempty property test

개요

JavaScript omitempty property test

const numObjs = [{num:1},{num:2,isEven:true},{num:3},{num:4,isEven:true}];
for (let i=0; i<numObjs.length; i++) {
	const n = numObjs[i];
	if( n.isEven ) console.log(n.num);
}

const numObjs = [{num:1},{num:2,isEven:true},{num:3},{num:4,isEven:true}];
for (let i=0; i<numObjs.length; i++) {
	const n = numObjs[i];
	if( !n.isEven ) console.log(n.num);
}