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omarkdev/es2019_array_flat_clean_empty.js

Created February 20, 2020 20:19
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es2019_array_flat_clean_empty.js
const arr1 = ['a', 'b', , , , ['c', , 1, null, undefined, '', 0]];
const arr1Flatted = arr1.flat();
// ["a", "b", "c", 1, null, undefined, "", 0]
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