The fastest deep cloning function on NPM that supports the following types:
- Objects (POJOs, null, undefined)
- Regular Expressions
- Numbers (NaN, Positive Infinity, Negative Infinity)
Average runtime of various NPM clone libraries on a large complex object loaded from json files of varying sizes ranging from 3.5 MB to 15 MB.
|✔ fast-clone||120 ms|
|✘ deepClone||138 ms|
|✘ lodash.cloneDeep||155 ms|
|✘ snapshot||1,127 ms|
|✘ angular.copy||1,942 ms|
|✘ clone||2,085 ms|
npm install fast-clone --save
yarn add fast-clone
Fast-clone is a UMD module so you can use it in Node.js, or in Browser either using Browserfy/Webpack, or by using the global clone function if not using a module loader.
const clone = ;
;;b.skills.push'That grabby thing she does with her legs';console.loga.skillsconsole.logb.skills;
Output will be:
Got an issue or a feature request? Log it.
Pull-requests are also welcome. 😸