JSPM

Creates an object composed of keys generated from the results of running each element of collection thru iteratee.

Groups an array by the specified property

Group values according to an indicator function and return group counts.

Functions to group data by a key or multiple keys.

Split element values into two groups according to a predicate function.

Gulp plugin to group vinyl files into a collection and create new vinyl files using pagination and permalinks.

Curried function that returns a map (object) with keys derived by applying each array element to the given identity function. The value(s) at each key will be an array of elements whose identity matches the given key.

A modern CLI tool to organize files in a directory.

Split an object's own and inherited property values into two groups according to a predicate function.

Group element values according to an indicator function.

Split element entries into two groups according to a predicate function.

Group an array of objects by a key.

Group element entries according to an indicator function.

Aggregate operations for object-mode streams

Split element indices into two groups according to a predicate function.

A collection of utility functions I find myself needing across multiple projects

Split values into two groups according to a predicate function.

Turn an array of values into an object by using a function to determine the key an item belongs to and a function to determine how an item is grouped under that key.

Group element indices according to an indicator function.

Split an object's own property values into two groups according to a predicate function.

Collapses an array of objects at the specified object properties and counts average values of specified fields.

Split values into two groups according to a predicate function.

Group values according to an indicator function.

Takes an array and returns an object with values grouped into arrays by passing each value to `getKey` to determine to which group the value belongs.

Groups an array/object by property values or callback

Group values according to an indicator function.

Group an object's own and inherited property values according to an indicator function.

This package extends the JavaScript Array prototype with 10 useful higher-order functions (HOFs), providing powerful utilities for common operations like sum, unique values, flattening, grouping, and more.

Groups an array/object by property values or callback with support for additional metadata

Collapses an array of objects at the specified object properties and counts minimal values of specified fields

Tool to organize arrays of objects in sub-arrays grouped by value-ranges that is near a central value provided

Group geojson features or array of json based on associated properties.

Group an object's own property values according to an indicator function.

group by one or more levels while maintaining type safety.

Collapses an array of objects at the specified object properties and counts maximal values of specified fields.