[javascript] Create an array with same element repeated multiple times

...and Array.fill() comes to the rescue!

Used to write it all manually before knowing this one ???


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Array(length).fill(value)



Array(5).fill('')   =>  ['','','','','']

Array(3).fill({ value: 2 })   =>  [{ value: 2 },{ value: 2 },{ value: 2 }]
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