JSPM

Test if a value is a Uint32Array.

Test if a value is a Float64Array.

Float32Array.

Test if a value is a Uint8Array.

Test if a value is a Uint16Array.

Float64Array.

Returns true if the given number is odd, and is an integer that does not exceed the JavaScript MAXIMUM_SAFE_INTEGER.

Uint8Array.

Return a data type from a string representing the type

Uint32Array.

Uint16Array.

Packs an array-of-arrays into a single ndarray

Maximum unsigned 32-bit integer.

Test if a value is a Float32Array.

Deep-merge the values of one object structure into another

Initialize an array of arrays to a constant

Rotate all items in an array

Find [nd-]array min/max values

Simultaneously sort two double-precision floating-point strided arrays based on the sort order of the first array using heapsort.

creates a new array with given range

Convert Buffer to ArrayBuffer

Deep copy objects and arrays

Simple iterator for flat and multi section lists

Normalize array (possibly n-dimensional) to zero mean and unit variance

Move an array item to a different position

List of getter/setter properties for JavaScript types

flattens nested vertex data into a typed array

this npm package help to user sort the data from the array in javascript. user can sort data with/without object name.

List of properties for JavaScript objects

List of JavaScript types

The swiss army knife for binary data in JavaScript.

Makes easy to convert JSON to CSV

Comma delimit an array for human readability, the Oxford comma is optional.

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

Uniquely flexible and light-weight utility for cloning and deep (recursive) merging of JavaScript objects. Supports descriptor values, accessor functions, and custom prototypes. Provides advanced options for customizing the clone/merge process.

Simple function `binaryInsert(array, value, comparator)` that provides binary insert functionality for a **sorted** array in javascript. This is mostly intended for larger arrays, and the performance gain may be viewed in the [benchmark](#benchmarks).

More than 130 Handlebars helpers in ~20 categories. Helpers can be used with Assemble, Generate, Verb, Ghost, gulp-handlebars, grunt-handlebars, consolidate, or any node.js/Handlebars project.

Returns an array containing the initial elements which both input arrays have in common

Merge Sort Algorithm Implementation

Rotate an array by a given number of steps

Compare your item to items in an array and get the closest one.

Sort an array (asc, desc) that holds data for tables

Computes the dot product between two numeric arrays.

Computes the cosine similarity between two arrays.

Creates a real Array from almost anything.

Return true if the given number is even.

Chai plugin for JSON Schema v4

Extensible deep value equivalence checking for any data types

A fast implementation of a fisher-yates shuffle that does not mutate the source array.

An ES5 spec-compliant `Array.prototype.every` shim/polyfill/replacement that works as far down as ES3.

Get unique values of an array. Really, like deeply unique.

Wrapper for [braces] to enable brace expansion for arrays of patterns.

Functional tree editing, manipulation & navigation

Recursively iterates over arrays and objects

high-performance, zero-dependency circular reference check for objects (or arrays)

Computes the L2 norm (Euclidean norm) of an array of values.

Give eachr an item to iterate (array, object or map) and an iterator, then in return eachr gives iterator the value and key of each item, and will stop if the iterator returned false.

A utility function to index arrays by any criteria

🔧 Fast, modern, and practical utility library for FP in TypeScript.

Produces a new array, sorted in given order

Like Array#filter, but lets you categorize an array into any amount of smaller arrays

Search sort, filter, limit and iterate over an array of objects in Mongo-style.

A lightweight package to give a massive reinforcements to variant types of data in Nodejs/Javascript

Module for working with CIDR (v4, v6)

Flatten a nested array.

Simultaneously sort two double-precision floating-point strided arrays based on the sort order of the first array using Shellsort.

An RxJS map operator that takes an observable of arrays as input and emits arrays where each element represents emissions from the projected observable.

List of common default router IP addresses

Returns true if the given is falsey (according to JavaScript) or matches a 'falsey' keyword.

Adds array support to node-glob, sync and async. Also supports tilde expansion (user home) and resolving to global npm modules.

recursive object extending & overriding

Array with sorted insertion and optimized search methods.

Object -> [[key0, value0], [key1, value1]...]

Reduce an array to unique values, optionally into a separate array.

Lazily initialized properties for objects

Turn an array into a list of comma-separated values, appropriate for use in an English sentence.

Asynchronous iterator function for parallel processing.

Run an array of functions in series, each passing its results to the next function (waterfall)

Arranges values in an order.

Get sorted indexes of array (using insertion sort).

Join all elements of an array and create a human-readable string

Promised First-In-First-Out buffer. Await on push to be told when a value is consumed and await on shift for a value to consume when the buffer is empty.

Parse dotenv files for Boolean, Array, and Number variable types, built for CrocodileJS

More than 130 Handlebars helpers in ~20 categories. Helpers can be used with Assemble, Generate, Verb, Ghost, gulp-handlebars, grunt-handlebars, consolidate, or any node.js/Handlebars project.

Pipe an Array through Node.js streams

Like lodash's _.defaultsDeep, but with array preservation

Check if the given value is an Array

Fast intersection of multiple arrays

Randomize the order of the elements in a given array.

Read, write or test a data structure's nested property via a string like 'my.nested.property'. It works through arrays and objects.'

Async array reduce. Asynchronously applies a function against an accumulator and each element in an array (from left to right, in series) to reduce it to a single value.

Sort an Object or package.json based on the well-known package.json keys

Returns an array filled with the specified input

Sorts items in descending order of length.

An ES spec-compliant `Array.prototype.forEach` shim/polyfill/replacement that works as far down as ES3.

An Extensive JavaScript Standard Library.

A complete, fully tested data structure library written in TypeScript.

Execute a method out from an object.

Create an error from an array of error messages

Find the intersection of two arrays

Get consecutively unique elements from an array

A map function that can map over almost anything.

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object-observer utility provides simple means to (deeply) observe specified object/array changes; implemented via native Proxy; changes delivered in a synchronous way

remove items from a javascript array without generating memory garbage

A data structure that combines a hash and an array for fast dictionary lookup and traversal by complex keys.

create a new array filled with a value, or zero

Transform dot-delimited strings to array of strings for Node.js and the browser.

Creates and makes an array without duplicates. Even with array of objects with a specified matcher.

Convert Gitignore to Glob patterns

A function for iterating over objects, arrays, strings and ranges

Get an array of valid, sorted, and cleaned semver versions from an array of strings

Uppercase first character of each element in arrays of strings.

A parallel, asynchronous implementation of forEach in ES6 with a configurable maximum degree of parallelism.

Collection of image extensions

Sort an array into ascending or descending order

List of video file extensions

Bind data arrays to any type of JS objects

Circular fixed size array

Group array of objects into lists.

Convert base64/datauri/plain string to ArrayBuffer

Simple javascript lib for converting a [comma || space] delimited string to an array

Sparse array implementation in JS with no dependencies

Arranges values in an order.

An helper function to sort array based on a property or a predicate

Utility for modifying / processing the contents of Javascript objects or arrays via object notation strings or globs.

This package includes a set of useful array methods that facilitates working with arrays, specifically the arrays that contain objects or arrays even falsy values (such as: 0, null, false, NaN...). This package is es5 supported.

sort an array into different piles based on some filtering functions

Returns `true` if the given string or array starts with prefix using strict equality for comparisons. Using fastest implementation.

compare two collections

A BBCode to AST Parser part of @bbob

Returns `true` if the given `string` or `array` ends with `suffix` using strict equality for comparisons.

Data engine is small data management lib for some sort and filter.

Check if an object is an array or a typed array

Works like String.prototype.replace but outputs an array. Useful for replacing parts of the string with objects of other types.

Array reducing utility.

Count leading zeros in a Buffer (clz)

An ES-spec-compliant (proposed) Array.prototype.at shim/polyfill/replacement that works as far down as ES3

flatten() utility function

When you want array.some but not array.every. Useful when you need to determine partially selected states - like partially selecting tree nodes when some but not all child nodes are checked.

Prettier plugin to force all arrays to be multiline.

Swap two items in an array. Does not modify the Array prototype.

A series of Tools to make sorting Arrays easier to work with, particularly when sorting objects.

dedupes an array

Set of (possibly rotated) arrays

Convert an array to a csv formatted string

find all combinations from array

Implementation of paper 'An O(ND) Difference Algorithm and Its Variations' on array

Run promise-returning & async functions in series

List of US states and territories.

Convert any binary data to ArrayBuffer

Replaces `arr.includes(val)' with `arr.indexOf(val) >= 0`.

a map from arrays of values to values

In an array of objects, this enables a property on the object at the specified index, while disabling the property on all other objects.

Returns `true` if a value exists in the given string, array or object.

Asynchronously calls a function on each element in an array in parallel.

Casts the given value to a flatten array, and removes falsey items (similar to lodash compact).

Sort numbers in ascending or descending order

Chunk converts arrays like `[1,2,3,4,5]` into arrays of arrays like `[[1,2], [3,4], [5]]`.

return the number of bytes in a unicode string

Composite utilities (immutability, fp helpers)

Maximum length for a typed array.

Invoke getter/setter functions on array-like objects

Get the Depth of a Multi-Dimensional Array of Values

Returns the first index at which a given element can be found.

Test if a value is a collection.

Memory-Aware Statistical Calculations

Retrieves the value of a specified property from all elements in the collection.

Transforms nested values of complex objects

Create a filled generic array.

Lots of utilities for Node.js

Detect which ES6 (ES2015 and above) features are available

Test if a value is an Int32Array.

Uint8ClampedArray.

Helper library for getting all of the states and territories of the United States in the specific format that you need.

qsu is a utility library that contains useful and frequently used functions. Start with your preferred language and the modern development environment.

Maximum unsigned 32-bit integer.

Compute the cartesian product of an array.

Check whether a value is empty or blank, includes string whitespace support

Create a zero-filled generic array.

Fun with Iterables

Array#filter() with also detecting indexes of filtered values

Int16Array.

Multi-Dimensional Functions. Create, Query, and Transform Multi-Dimensional Data.

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.

Fuzzy match a command from a list (typo-safety)

Allows deep cloning of plain objects that contain primitives, nested plain objects, or nested plain arrays.

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Component-wise operations on ndarrays

Quickest Way to get the Minimum Value of an Array of Numbers (Typed or Untyped)

Arranges values in an order.

Test if a value is an Int8Array.

HashMap Class for JavaScript

Int8Array.

Check if a value is an array or a typed array

Validates if a value is array-like.

Easily create a normalized inquirer choices question. Supports all of the `choices` question types: checkbox, list, rawlist, expand

Shuffle Array based on a Seed

Array-map like function for objects.

List of prototype properties for JavaScript types

Create an object from from arrays of keys and values

short-circuited, asynchronous version of Array.protototype.some

Fast, generic JavaScript/node.js utility functions.

Transforms nested keys of complex objects

Quickest Way to get the Maximum Value of an Array of Numbers (Typed or Untyped)

Return the first index at which a given element can be found.

Copy or deep clone a value to an arbitrary depth.

Get the Smallest and Largest Possible Numbers for a Typed Array

Get or set a deep value using a keypath string. Supports bracket and dot notation

Treat your $PATH like a JavaScript Array

Test if a value is a Uint8ClampedArray.

Int32Array.

Maximum length for a generic array.

Test if a value is an Int16Array.

Put non-empty strings into arrays, turn empty-ones into empty arrays. Bypass everything else.

write logs to js Array

Filter an object by its keys or values. Returns a copy of an object filtered to have only keys or values that match the given glob patterns.

Perform data joins with any type of JS objects

Sort array with introsort algorithm

Get Pokémon names

WebGL buffer wrapper

Computes array dimensions.

Get the index of the first element in an array that returns truthy for the given value, using strict equality for comparisons.

Do not repeat anymore your objects transformations.

Array of "block level elements" defined by the HTML specification

return a grouped object from array

Provides chainable comparator-function generators a la Java 8 Comparators

Vertex array object wrapper/shim for WebGL

Advance to the next item in the array looping when hitting the end.

Consumes a defaults object with booleans, generates all possible variations of it

A convenient way to return a JSX fragment without the wrapping `div` element and not worry about the version of React.

Compare string arrays

Arrays.

Component to iterate an array round robin.

filter, sort and paginate arrays using mongo-like syntax

Generate a range array for numbers

Determine the best order for running async functions, and run them

Return an array with the unique values present in _all_ given arrays using strict equality for comparisons.

Type checking for JSON values

Returns an element from an array when it matches a condition

Ensure a value is an array and wrap it if it is not an array

Multidimensional arrays.

Big Array object that allows to handle arrays with a huge number of elements.

[](https://github.com/RichardLitt/standard-readme) [![Semantic Versioning 2.0.0](https://img.shields.io/badge/semver-2.0.0-brightgreen?styl

Copy or deep clone a value to an arbitrary depth.

Converts iterable objects into readable streams.

Convert a string to utf8 byte array or vice versa.

Returns true if the callback returns truthy for all elements in the given array.

Remove circular references from objects