join array versus concatenate

Benchmark created on

Setup

rand = Math.random() < 0.5;

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Testing in
TestOps/sec
join array
const gogo = ["wa","boo","too"].join(rand ? ':' : '');
ready
concatenate string
if (rand) {
	const gogo = "wa" + ":" + "boo" + ":" + "too";
} else {
	const gogo = "wa" + "boo" + "too";
}
ready

Revisions

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