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core-js

Standard library

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zloirock

published 3.32.2 • 22 days agopublished 3.32.2 22 days ago

object-assign

ES2015 `Object.assign()` ponyfill

• object
• assign
• extend
• properties
• es2015
• ecmascript
• harmony
• ponyfill
• prollyfill
• polyfill
• shim
• browser

sindresorhus

published 4.1.1 • 7 years agopublished 4.1.1 7 years ago

array-includes

An ES7/ES2016 spec-compliant `Array.prototype.includes` shim/polyfill/replacement that works as far down as ES3.

• Array.prototype.includes
• includes
• array
• ES7
• shim
• polyfill
• contains
• Array.prototype.contains
• es-shim API

ljharb

published 3.1.7 • a month agopublished 3.1.7 a month ago

has-symbols

Determine if the JS environment has Symbol support. Supports spec, or shams.

• Symbol
• symbols
• typeof
• sham
• polyfill
• native
• core-js
• ES6

ljharb

published 1.0.3 • 2 years agopublished 1.0.3 2 years ago

object.assign

ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim

• Object.assign
• assign
• ES6
• extend
• $.extend
• jQuery
• _.extend
• Underscore
• es-shim API
• polyfill
• shim

ljharb

published 4.1.4 • a year agopublished 4.1.4 a year ago

regexp.prototype.flags

ES6 spec-compliant RegExp.prototype.flags shim.

• RegExp.prototype.flags
• regex
• regular expression
• ES6
• shim
• flag
• flags
• regexp
• RegExp#flags
• polyfill
• es-shim API

ljharb

published 1.5.1 • 17 days agopublished 1.5.1 17 days ago

object-is

ES2015-compliant shim for Object.is - differentiates between -0 and +0

• is
• Object.is
• equality
• sameValueZero
• ES6
• ES2015
• shim
• polyfill
• es-shim API

ljharb

published 1.1.5 • 3 years agopublished 1.1.5 3 years ago

object.values

ES2017 spec-compliant Object.values shim.

• Object.values
• Object.keys
• Object.entries
• values
• ES7
• ES8
• ES2017
• shim
• object
• keys
• entries
• polyfill
• es-shim API

ljharb

published 1.1.7 • a month agopublished 1.1.7 a month ago

object.fromentries

ES proposal-spec-compliant Object.fromEntries shim.

• Object.fromEntries
• Object.entries
• Object.values
• Object.keys
• entries
• values
• ES7
• ES8
• ES2017
• shim
• object
• keys
• polyfill
• es-shim API

ljharb

published 2.0.7 • a month agopublished 2.0.7 a month ago

array-buffer-byte-length

Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.

• shim
• polyfill
• ArrayBuffer
• byteLength
• byte
• length
• es-shim API
• es-shims

ljharb

published 1.0.0 • 7 months agopublished 1.0.0 7 months ago

object.hasown

ES spec-compliant shim for Object.hasOwn

• Object
• hasOwn
• polyfill
• shim
• es-shim API

ljharb

published 1.1.3 • a month agopublished 1.1.3 a month ago

promise.prototype.finally

ES Proposal spec-compliant shim for Promise.prototype.finally

• Promise
• promises
• finally
• promise.prototype.finally
• ES7
• ES8
• ES2017
• shim
• polyfill
• es-shim API

ljharb

published 3.1.7 • 16 days agopublished 3.1.7 16 days ago

util.promisify

Polyfill/shim for util.promisify in node versions < v8

• promisify
• promise
• util
• polyfill
• shim
• util.promisify

ljharb

published 1.1.2 • 5 months agopublished 1.1.2 5 months ago

object.entries

ES2017 spec-compliant Object.entries shim.

• Object.entries
• Object.values
• Object.keys
• entries
• values
• ES7
• ES8
• ES2017
• shim
• object
• keys
• polyfill
• es-shim API

ljharb

published 1.1.7 • a month agopublished 1.1.7 a month ago

arraybuffer.prototype.slice

ES spec-compliant shim for ArrayBuffer.prototype.slice

• javascript
• ecmascript
• ArrayBuffer.prototype.slice
• polyfill
• shim
• ArrayBuffer
• array
• buffer
• ArrayBuffer#slice
• slice
• typed array
• es-shim API

ljharb

published 1.0.2 • 24 days agopublished 1.0.2 24 days ago

typedarray

TypedArray polyfill for old browsers

• ArrayBuffer
• DataView
• Float32Array
• Float64Array
• Int8Array
• Int16Array
• Int32Array
• Uint8Array
• Uint8ClampedArray
• Uint16Array
• Uint32Array
• typed
• array
• polyfill

ljharb

published 0.0.7 • a year agopublished 0.0.7 a year ago

function.prototype.name

An ES2015 spec-compliant `Function.prototype.name` shim

• Function.prototype.name
• function
• name
• ES6
• ES2015
• shim
• polyfill
• es-shim API

ljharb

published 1.1.6 • a month agopublished 1.1.6 a month ago

array.prototype.flatmap

An ES2019 spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.

• Array.prototype.flatMap
• flatMap
• array
• ESnext
• shim
• polyfill
• flatten
• Array.prototype.flatten
• es-shim API

ljharb

published 1.3.2 • 23 days agopublished 1.3.2 23 days ago

string.prototype.padstart

ES2017 spec-compliant String.prototype.padStart shim.

• String.prototype.padLeft
• String.prototype.padStart
• string
• ES8
• ES2017
• shim
• trim
• padLeft
• padRight
• padStart
• padEnd
• polyfill
• es-shim API

ljharb

published 3.1.5 • a month agopublished 3.1.5 a month ago

string.prototype.trim

ES5 spec-compliant shim for String.prototype.trim

• String.prototype.trim
• string
• ES5
• shim
• trim
• polyfill
• es-shim API

ljharb

published 1.2.8 • 22 days agopublished 1.2.8 22 days ago