lower-bound v0.0.3

lower-bound

Finds the first item in a sorted array less than or equal to a value.

Use

First install using npm:

npm install lower-bound

Then use as follows:

var lb = require("lower-bound")

console.log(lb([0, 1, 1, 1, 2], 1))     // Prints 1
console.log(lb([0, 1, 1, 1, 2], 1.5))   // Prints 3

require("lower-bound")(array, value[, compare, lo, hi])

Uses a binary search to find the first item which is <= to value in array.

• array a sorted list of items
• value the item to find
• compare a comparison function (optional)
• lo a lower bound to search on (optional)
• hi an upper bound on the range to search on (optional)

Credits

(c) 2013 Mikola Lysenko. MIT License