javascript create array with repeated values
Array(5).fill(2)
//=> [2, 2, 2, 2, 2]javascript create array with repeated values
Array(5).fill(2)
//=> [2, 2, 2, 2, 2]check for duplicates in array javascript
[1, 2, 3].every((e, i, a) => a.indexOf(e) === i) // true
[1, 2, 1].every((e, i, a) => a.indexOf(e) === i) // falseCopyright © 2021 Codeinu
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