Array.from()
to create an array of the desired length, Array.prototype.fill()
to fill it with the desired values.val
, to use a default value of 0
.const initializeArrayWithValues = (n, val = 0) => Array.from({ length: n }).fill(val);
initializeArrayWithValues(5, 2); // [2, 2, 2, 2, 2]
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