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NaClYen/create_array.js

Created December 10, 2021 05:16
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javascript create array without for-loop
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create_array.js
// [1, 1, 1, 1, 1]
[...new Array(5)].map(() => 1)
// [0, 1, 2, 3, 4]
[...new Array(5)].map((_, index) => index)
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