object.reduce
v1.0.1
Published
Reduces an object to a value that is the accumulated result of running each property in the object through a callback.
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4,667,798
Readme
object.reduce
Reduces an object to a value that is the accumulated result of running each property in the object through a callback.
Install
Install with npm:
$ npm install --save object.reduce
Install with yarn:
$ yarn add object.reduce
Install with bower
$ bower install object.reduce --save
Usage
the initial value (or value from the previous callback call), the value
of the current property, the key
of the current property, and the object
over which the function is iterating. Node.js/JavaScript utility.)_
Params
object
{Object}: The object to iterate over (the iteratee)fn
{Function}: The function invoked per iteration.init
{Object}: The initial value to use for the accumulator.thisArg
{Object}: (optional) Object to use as the invocation context for the iterator (expose asthis
inside the iterator)
Executes the given callback fn
once for each own enumerable property in the object. The callback receives the following arguments:
acc
: the initial value (or value from the previous callback call),value
: the of the current property,key
: the of the current property, and- the original
object
over which the function is iterating.
Example
var reduce = require('object.reduce');
var a = {a: 'foo', b: 'bar', c: 'baz'};
reduce(a, function(acc, value, key, obj) {
acc[key] = value.toUpperCase();
return acc;
}, {});
//=> {a: 'FOO', b: 'BAR', c: 'BAZ'};
About
Contributing
Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
Building docs
(This project's readme.md is generated by verb, please don't edit the readme directly. Any changes to the readme must be made in the .verb.md readme template.)
To generate the readme, run the following command:
$ npm install -g verbose/verb#dev verb-generate-readme && verb
Running tests
Running and reviewing unit tests is a great way to get familiarized with a library and its API. You can install dependencies and run tests with the following command:
$ npm install && npm test
Author
Jon Schlinkert
License
Copyright © 2017, Jon Schlinkert. Released under the MIT License.
This file was generated by verb-generate-readme, v0.5.0, on April 17, 2017.