new Array(42).map(() => "hello") // [] new Array({}).map(()…

funniest part of js is the fact that people on stackoverflow CANNOT agree on the best way to make an array of a given length

new Array(42); why

Samuel

@samuel.fm

new Array(42).map(() => "hello") // [] new Array({}).map(() => "hello") // ["hello"]

it has 42 empty slots; works as per the spec :) new Array(42).fill('hello');