GitHub 6248★

Get all arrays of consecutive elements

JavaScript version

const getConsecutiveArrays = (arr, size) => (size > arr.length ? [] : arr.slice(size - 1).map((_, i) => arr.slice(i, size + i)));

TypeScript version

const getConsecutiveArrays = <T,_>(arr: T[], size: number): T[][] => (size > arr.length ? [] : arr.slice(size - 1).map((_, i) => arr.slice(i, size + i)));

Examples

getConsecutiveArrays([1, 2, 3, 4, 5], 2); // [[1, 2], [2, 3], [3, 4], [4, 5]]
getConsecutiveArrays([1, 2, 3, 4, 5], 3); // [[1, 2, 3], [2, 3, 4], [3, 4, 5]]
getConsecutiveArrays([1, 2, 3, 4, 5], 6); // []
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