group-object
Group object keys and values into lists.
Install with npm
$ npm i group-object --save
Usage
var groupBy = ;
API
groupBy
Create groupings from an object's keys and values.
Params
obj
{Object}: Object to group.grouper
{Function}: Optional grouping function that takesacc, value, key, obj, setter
setter
{Function}: Optional setter function that takesacc, group, value, key, obj
acc
{Object}: Optional accumulator object passed to the setter function.returns
{Object}: Object containing groups as keys and list of objects as values in the group.
Example
{ return valuegroup;} { accgroup = accgroup || {}; accgroupkey = value;} var obj = a: group: 'one' content: 'A' b: group: 'one' content: 'B' c: group: 'two' content: 'C' d: group: 'two' content: 'D' e: group: 'three' content: 'E' f: group: 'three' content: 'F'; var groups = ;//=> {//=> one: {//=> a: { group: 'one', content: 'A'},//=> b: { group: 'one', content: 'B'}//=> },//=> two: {//=> c: { group: 'two', content: 'C'},//=> d: { group: 'two', content: 'D'}//=> },//=> three: {//=> e: { group: 'three', content: 'E'},//=> f: { group: 'three', content: 'F'}//=> }//=> }
Related projects
- for-in: Iterate over the own and inherited enumerable properties of an objecte, and return an object… more
- group-array: Group array of objects into lists.
- get-value: Use property paths (
a.b.c
) to get a nested value from an object. - sort-object: Sort the keys in an object.
- set-value: Create nested values and any intermediaries using dot notation (
'a.b.c'
) paths. - upsert-value: Update or set nested values and any intermediaries with dot notation (
'a.b.c'
) paths.
Running tests
Install dev dependencies:
$ npm i -d && npm test
Contributing
Pull requests and stars are always welcome. For bugs and feature requests, please create an issue
Author
Brian Woodward
License
Copyright © 2015 Brian Woodward Released under the MIT license.
This file was generated by verb-cli on July 19, 2015.