ravi0402
/ flatten.js
Last active
September 9, 2019 20:30
Flatten an array of arbitrarily nested arrays of integers into a flat array of integers
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| const arrayFlatten = (arr) => { | |
| if (!Array.isArray(arr))return 'The input provided is not an array'; | |
| return arr.reduce((x, y) => { | |
| if (Array.isArray(y)) return x.concat(arrayFlatten(y)); | |
| return x.concat(y) | |
| }, []) | |
| } |