@dima-f1/range-array NPM

Range-array

With this function you can create an array with configurable range and optional callback invocation on each entry.

Note: This package created for my purposes, and I don't plan to actively maintain it. You can make a fork from this repository and do anything you want.

Installation

NPM:

$ npm i @dima-f1/range-array

Yarn:

$ yarn add @dima-f1/range-array

API Reference

@dima-f1/range-array~rangeArray(start, end, step, callbackFn) ⇒ array

Create an array with configurable range and optional callback invocation on each entry.

Returns: array - The array that corresponds with given params.

Param	Type	Default	Description
start	number	1	The value from which will be started range of array entries.
end	number		The value at which will be ended range of array entries. If the value of `end` param is `undefined` then `rangeArray` returns an empty array
step	number	1	The value, which will be used to determine the gap between adjacent array entries. If the value of `step` param is less than `0` then `rangeArray` returns an empty array
callbackFn	function		A function that accepts only one argument - the next range item. If `callbackFn` function provided then `rangeArray` calls it one time for each element in the array.

Usage

import rangeArray from '@dima-f1/range-array';


rangeArray(1, 10);
// => [1,2,3,4,5,6,7,8,9,10]

rangeArray(1, 10, 3);
// => [1,4,7,10]

rangeArray(1, 10, 2, (entry) => `Hello ${entry}`);
// => ['Hello 1','Hello 3','Hello 5','Hello 7','Hello 9']