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8 lines
178 B
TypeScript
8 lines
178 B
TypeScript
export default function rangeMap<T>(n: number, fn: (i: number) => T): T[] {
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const arr: T[] = new Array(n)
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for (let i = 0; i < n; i++) {
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arr[i] = fn(i)
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}
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return arr
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}
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