Converts an array of items with ids and parent ids to a nested tree in a performant O(n) way. Runs in browsers and Node.js.

Provide async/await callbacks for every, find, findIndex, filter, forEach, map, reduce, reduceRight and some methods in Array.

RxJS Operators for handling Observable strings, numbers, booleans and more

🌱 Simple foundation library / framework written in Typescript. No dependencies. Tree shakable.

Sorting Arrays as simple as it gets.

jotils is a JavaScript utility library.

A collection of utility functions to split an array into chunks by size or certain condition.

Type-safe array sorting method with support for deeply nested properties and Typescript autocompletion.

Functional Programming Practice Exercises

To help on work with Dates, Arrays and Strings

Nest.project is a NestJS framework TypeScript starter repository that provides a progressive Node.js framework for building efficient and scalable server-side applications. It is a complete NestJS API application for a library management system using in-memory array storage, with three main modules: Books (library catalog), Authors (book writers),

🚜 Powerful array manipulation utility for splitting, compacting, and doubling arrays.

Simple app for analyzing arrays

Removes and returns middle section of an array

Function removes chunk of adjacent items from the middle of the array

Functions that check if array starts with certain items, or ends with certain items

Function that removes any duplicate items in the array

array-handling functions that return indexes of items in the array

Functions that replace items in array

An array-manipulating typescript/javascript class with methods that remove items from the array