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mirashif/arrayFlat.js

Created June 10, 2021 14:40
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Here is a quick way to flatten a deeply nested array in Javascript.
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arrayFlat.js
const nested = [1, 2, [3, 4, [5, 6, [7, 8, [9, 10]]]]];
const flatten = nested.flat(Infinity);
// [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
const result = flatten.join(", ");
// "1, 2, 3, 4, 5, 6, 7, 8, 9, 10"
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