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release for version 0.6.0
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‎.babelrc

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{
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"stage": 0,
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"loose": "all",
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"plugins": [
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"babel-plugin-espower"
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]
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}

‎.closurelinter

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‎.eslintignore

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./build/deepcopy.js
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./build/deepcopy.min.js
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./lib

‎.eslintrc

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extends:
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- sasaplus1
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# vim:ft=yaml:

‎.gitignore

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# node.js
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npm-debug.log
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test/test.pwr.js
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bower_components/
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node_modules/
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# generate files
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/lib/

‎.npmignore

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deepcopy.min.js
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.closurelinter
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.babelrc
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.eslintignore
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.eslintrc
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.gitignore
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.travis.yml
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karma.conf.coffee
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test/
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webpack.config.coffee
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webpack.config.js

‎.travis.yml

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language: node_js
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node_js:
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- "iojs"
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- "0.10"
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- "0.11"
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- "0.12"
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- "iojs"
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- "4.2"
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- "5.3"
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sudo: false
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cache:
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directories:
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- node_modules
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- bower_components
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notifications:
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email: false
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before_script:
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- export DISPLAY=:99.0
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- sh -e /etc/init.d/xvfb start
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- sleep 5
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script:
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- npm run bower
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- npm run test
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- npm run travis

‎HISTORY.md

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# 0.6.0 / 2015-12-29
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- fixed #7
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- added customizer argument
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# 0.5.0 / 2015-04-11
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- supported for Symbol

‎README.md

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[![Build Status](https://travis-ci.org/sasaplus1/deepcopy.js.svg)](https://travis-ci.org/sasaplus1/deepcopy.js)
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[![Dependency Status](https://gemnasium.com/sasaplus1/deepcopy.js.svg)](https://gemnasium.com/sasaplus1/deepcopy.js)
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[![NPM version](https://badge.fury.io/js/deepcopy.svg)](http://badge.fury.io/js/deepcopy)
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[![Bower version](https://badge.fury.io/bo/deepcopy.svg)](http://badge.fury.io/bo/deepcopy)
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deep copy for any data
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## Installation
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## Playground
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### npm
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[REPL powered by Tonic](https://tonicdev.com/npm/deepcopy)
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```sh
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$ npm install deepcopy
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```
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### bower
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## Installation
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```sh
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$ bower install deepcopy
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$ npm install deepcopy
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```
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## Usage
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### node.js
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```js
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var deepcopy = require('deepcopy');
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var deepcopy = require("deepcopy");
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```
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### browser
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<script src="deepcopy.min.js"></script>
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```
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define `deepcopy` by `define()` if using AMD loader.
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otherwise `deepcopy` export to global.
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### Example
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basic usage:
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```js
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var data, shallow, deep;
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data = {
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objects: {
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array: [
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null, undefined, new Date, /deepcopy/ig
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],
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object: {
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number: NaN,
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string: 'A',
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boolean: true
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},
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to: null
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}
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var base, copy;
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base = {
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desserts: [
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{ name: "cake" },
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{ name: "ice cream" },
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{ name: "pudding" }
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]
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};
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// circular reference
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data.objects.to = data;
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// shallow copy and deep copy
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shallow = data;
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deep = deepcopy(data);
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// remove entry
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delete data.objects;
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// results
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console.log(data);
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// {}
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console.log(shallow);
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// {}
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console.log(require('util').inspect(deep, { depth: null }));
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// { objects:
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// { array:
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// [ null,
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// undefined,
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// Sat Jan 10 2015 03:18:32 GMT+0900 (JST),
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// /deepcopy/gi ],
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// object: { number: NaN, string: 'A', boolean: true },
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// to: [Circular] } }
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```
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copy = deepcopy(base);
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base.desserts = null;
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```js
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var data, deep;
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console.log(base);
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// { desserts: null }
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console.log(copy);
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// { desserts: [ { name: 'cake' }, { name: 'ice cream' }, { name: 'pudding' } ] }
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```
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data = { object: {} };
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data.object[Symbol.for('sym')] = 123;
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customize deepcopy:
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deep = deepcopy(data);
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```js
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function MyClass(id) {
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this._id = id;
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}
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var base, copy;
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base = {
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myClasses: [
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new MyClass(1),
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new MyClass(2),
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new MyClass(3)
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]
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};
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delete data.object;
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copy = deepcopy(base, function(target) {
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if (target.constructor === MyClass) {
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return new MyClass(target._id);
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}
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});
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base.myClasses = null;
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console.log(data.object);
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// undefined
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console.log(deep.object[Symbol.for('sym')]);
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// 123
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console.log(base);
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// { myClasses: null }
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console.log(copy);
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// { myClasses: [ MyClass { _id: 1 }, MyClass { _id: 2 }, MyClass { _id: 3 } ] }
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```
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## Functions
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### deepcopy(value)
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* `value`
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* `*` - copy target value
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* `return`
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* `*` - deep copied value
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return deep copied value.
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supported types are below:
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* Number
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* String
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* Boolean
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* Null
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* Undefined
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* Function (shallow copy)
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* Date
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* RegExp
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* Array
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* recursive copy
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* also can copy if it has circular reference
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* Object
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* recursive copy
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* also can copy if it has circular reference
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* Buffer (node.js only)
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* Symbol
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### deepcopy(value[, customizer])
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- `value`
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- `*` - target value
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- `customizer`
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- `Function` - customize function
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- `return`
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- `*` - copied value
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support types are below:
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- Number
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- String
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- Boolean
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- Null
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- Undefined
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- Function
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- shallow copy if it is native function
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- Date
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- RegExp
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- Array
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- support recursive copy
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- also can copy if it has circular reference
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- Object
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- support recursive copy
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- also can copy if it has circular reference
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- Buffer (node.js only)
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- Symbol
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## Test
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### node.js
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```sh
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$ npm install
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$ npm test
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```
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### browser
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```sh
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$ npm install
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$ npm run bower
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$ npm run testem
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```
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## Contributors
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* [kjirou](https://github.com/kjirou)
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- [kjirou](https://github.com/kjirou)
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## License
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‎bower.json

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