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205 packages found
ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.
- primitive
- abstract
- ecmascript
- es5
- es6
- es2015
- toPrimitive
- coerce
- type
- object
- string
- number
- boolean
- symbol
- View more
ESLint plugin for checking JavaScript code compatibility with target browsers and Node.js versions
- browser
- compatibility
- compat
- support
- javascript
- ecmascript
- es
- lint
- eslint
- eslintplugin
- browserslist
- browser-compat-data
- caniuse
- kangax
- View more
 [](https://trav
- number
- streams2
- events
- joi
- once
- ECMAScript 2018
- warning
- robust
- auth
- full-width
- fetch
- proto
- classname
- deep
- View more
Tests or returns the JavaScript version by (ECMAScript) starting with ES2.
check if some source code uses syntax supported by an ES version
[](https://npmjs.org/package/@teamteanpm2024/non-tempora-perferendis) [](https://n
- 6to5
- invariant
- negative
- ES2019
- banner
- property
- tacit
- computed-types
- look-up
- serialization
- rapid
- 3d
- syntax
- installer
- View more
API for the Node.js ECMAScript Compatibility information, such that for a particular Node.js release, you get details on which and how many features of an ECMAScript version are supported.
- active
- browser
- compat
- compatibility
- current
- date
- deno
- deno-edition
- deno-entry
- denoland
- ecmascript
- edition
- editions
- end
- View more
ESLint plugin for checking JavaScript code compatibility with target browsers and Node.js versions
- browser
- compatibility
- compat
- support
- javascript
- ecmascript
- es
- lint
- eslint
- eslintplugin
- browserslist
- browser-compat-data
- caniuse
- kangax
- View more
ArrayBuffer.prototype.detached <sup>[![Version Badge][npm-version-svg]][package-url]</sup>
- immer
- validation
- generics
- deepcopy
- break
- keys
- packages
- loading
- Object.assign
- dataview
- es7
- toolkit
- __proto__
- telephone
- View more
Need a package to get the ECMAScript version of a browser? You found it!
Query Strings Parser ========================= [![License][license-image]][license-url] [![NPM Version][npm-image]][npm-url] [![NPM Downloads][downloads-image]][npm-url] [![Travis][travis-image]][travis-url] [![Coverage][coverage-image]][coverage-url]
- logging
- cache
- view
- setPrototypeOf
- zod
- omit
- entries
- uninstall
- eventDispatcher
- proto
- side
- importexport
- joi
- RegExp#flags
- View more
Get all ECMAScript versions, or the ECMAScript version that was ratified on a specific date.
 [](https://www.npmjs.com/package/@womorg/computing-machine) [](https://www.npmjs.com/package/@zitterorg/fluffy-waddle) [](http://www.npmtrends.com/@zitterorg/fluffy
- error
- sham
- polyfill
- drag
- writable
- Array
- js
- fast-clone
- Object.values
- negative
- key
- es2015
- serialize
- bundling
- View more
[](https://www.npmjs.com/package/@teamteanpm2024/harum-sapiente-eius) [](https://www.npm
- runtime
- internal
- vest
- exit-code
- optimist
- string
- autoprefixer
- test
- code points
- negative
- up
- validator
- ECMAScript 2023
- private
- View more
[](https://npmjs.org/package/@teamteanpm2024/reprehenderit-repellat-alias) [](https://www.npmjs.com/package/@teamteanpm2024/eum-voluptatibus-suscipit?activeTab=versions) [](https://www.npmjs.com/package/@teamteanpm2024/incidunt-impedit-atque) [](
- macos
- code points
- formatting
- http
- extra
- prune
- function
- validator
- view
- ECMAScript 2020
- rate
- idle
- command-line
- exit-code
- View more
 [](ht
- crypto
- iteration
- core
- bundling
- babel-core
- flatten
- ts
- zod
- prefix
- react-hooks
- react-testing-library
- number
- array
- promises
- View more
Preprocessor.js: A JavaScript source file preprocessor, e.g. to build different versions of a library.