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bsc

Binary search with comparator

latest
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npmnpm
Version
2.0.0
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69K
-6.64%
Maintainers
3
Weekly downloads
 
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bsc npm

Binary search with comparator.

  • tests not only for the result but for how many steps it takes as well
  • always return -1 if nothing has been found, no "insertion point" negative values
  • no "lower" or "upper bounds"

Install

$ yarn add bsc

Usage

<T>(arr: T[], comparator: (item: T) => number) => number
import binarySearch from 'bsc'

const arr = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]

// if comparator return `0` then that item is the result index
binarySearch(arr, (item) => 2 - item) // 2
binarySearch(arr, (item) => 10 - item) // -1

Keywords

binary

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Package last updated on 14 Aug 2020

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