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array.prototype.keys

An ES2015 spec-compliant `Array.prototype.keys` shim/polyfill/replacement that works as far down as ES3.

• Array.prototype.keys
• keys
• array
• ES5
• ES6
• ES2015
• shim
• polyfill
• es-shim API

ljharb

published 1.1.3 • 3 months agopublished 1.1.3 3 months ago

parseint

An ES-spec-compliant `parseInt` shim/polyfill/replacement that works as far down as ES3

• parseInt
• number
• is-finite
• log
• shim
• polyfill
• es-shim
• API

ljharb

published 2.0.1 • 4 months agopublished 2.0.1 4 months ago

set.prototype.symmetricdifference

An ESnext spec-compliant `Set.prototype.symmetricDifference` shim/polyfill/replacement that works as far down as ES3

• javascript
• ecmascript
• polyfill
• shim
• Set
• symmetricDifference
• symmetric
• difference
• Set.prototype.symmetricDifference
• es-shims
• es-shim API

ljharb

published 1.1.3 • 3 months agopublished 1.1.3 3 months ago

set.prototype.issupersetof

An ESnext spec-compliant `Set.prototype.isSupersetOf` shim/polyfill/replacement that works as far down as ES3

• javascript
• ecmascript
• polyfill
• shim
• Set
• Set.prototype.isSupersetOf
• isSupersetOf
• superset
• es-shim API
• es-shims

ljharb

published 1.1.3 • 3 months agopublished 1.1.3 3 months ago

set.prototype.isdisjointfrom

An ESnext spec-compliant `Set.prototype.isDisjointFrom` shim/polyfill/replacement that works as far down as ES3

• javascript
• ecmascript
• polyfill
• shim
• Set
• Set.prototype.isDisjointFrom
• isDisjointFrom
• disjoint
• es-shim API
• es-shims

ljharb

published 1.1.4 • 3 months agopublished 1.1.4 3 months ago

map.groupby

An ESnext spec-compliant `Map.groupBy` shim/polyfill/replacement that works as far down as ES3.

• ecmascript
• javascript
• polyfill
• shim
• es-shim API
• array
• Map
• group
• groupBy

ljharb

published 1.0.3 • 3 months agopublished 1.0.3 3 months ago

array.prototype.with

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

• javascript
• ecmascript
• polyfill
• shim
• es-shim API
• array
• with

ljharb

published 1.1.6 • 3 months agopublished 1.1.6 3 months ago

promise.try

ES Proposal spec-compliant shim for Promise.try

• Promise
• promises
• try
• Promise.try
• shim
• polyfill
• es-shim API

ljharb

published 2.0.0 • 3 months agopublished 2.0.0 3 months ago

ts-util-is

TypeScript typeof utility helper with no dependencies.

• typescript
• util
• typeof
• type guards
• isArray
• isBase64
• isBoolean
• isDate
• isDateValid
• isDefined
• isError
• isFunction
• isGuid
• isInfinity
• View more

justinlettau

published 2.1.0 • 2 months agopublished 2.1.0 2 months ago

es6-promise

A lightweight library that provides tools for organizing asynchronous code

• futures
• polyfill
• promise
• promises

stefanpenner

published 4.2.8 • 5 years agopublished 4.2.8 5 years ago

array.prototype.grouptomap

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

• javascript
• ecmascript
• es-shim API
• polyfill
• shim
• array
• groupBy
• group
• grouping
• groupToMap

ljharb

published 1.1.3 • 4 months agopublished 1.1.3 4 months ago

string.prototype.iswellformed

An ESnext spec-compliant `String.prototype.isWellFormed` shim/polyfill/replacement that works as far down as ES3.

• javascript
• ecmascript
• polyfill
• shim
• es-shim API
• unicode
• string
• surrogate
• pair
• well-formed
• String.prototype.isWellFormed

ljharb

published 1.0.2 • 3 months agopublished 1.0.2 3 months ago

string.prototype.towellformed

An ESnext spec-compliant `String.prototype.toWellFormed` shim/polyfill/replacement that works as far down as ES3.

• javascript
• ecmascript
• polyfill
• shim
• es-shim API
• unicode
• string
• surrogate
• pair
• well-formed
• String.prototype.toWellFormed

ljharb

published 1.0.2 • 3 months agopublished 1.0.2 3 months ago

promise.any

ES 2021 spec-compliant shim for Promise.any

• Promise
• promises
• any
• settled
• fulfilled
• resolved
• rejected
• allsettled
• resolve
• race
• promise.any
• shim
• polyfill
• es-shim

ljharb

published 2.0.6 • 10 months agopublished 2.0.6 10 months ago

array.prototype.reduceright

An ES5 spec-compliant `Array.prototype.reduceRight` shim/polyfill/replacement that works as far down as ES3.

• Array.prototype.reduceRight
• reduce
• reduceRight
• array
• ES5
• shim
• polyfill
• es-shim API

ljharb

published 1.0.7 • 3 months agopublished 1.0.7 3 months ago

array.prototype.entries

An ES2015 spec-compliant `Array.prototype.entries` shim/polyfill/replacement that works as far down as ES3.

• Array.prototype.entries
• entries
• array
• ES5
• ES6
• ES2015
• shim
• polyfill
• es-shim API

ljharb

published 1.1.3 • 3 months agopublished 1.1.3 3 months ago

array.prototype.copywithin

An ES2015 spec-compliant `Array.prototype.copyWithin` shim/polyfill/replacement that works as far down as ES3.

• Array.prototype.copyWithin
• copyWithin
• array
• ES5
• ES6
• ES2015
• shim
• polyfill
• es-shim API

ljharb

published 1.1.3 • 3 months agopublished 1.1.3 3 months ago

array.prototype.lastindexof

An ES2015 spec-compliant `Array.prototype.lastIndexOf` shim/polyfill/replacement that works as far down as ES3.

• Array.prototype.lastIndexOf
• lastIndexOf
• array
• ES5
• shim
• polyfill
• es-shim API

ljharb

published 1.0.6 • 3 months agopublished 1.0.6 3 months ago

@csstools/postcss-is-pseudo-class

A pseudo-class for matching elements in a selector list

• css
• is
• matches
• polyfill
• postcss
• postcss-plugin
• pseudo
• selector

romainmenke

published 4.0.8 • a month agopublished 4.0.8 a month ago

@npmtuanmap2024/psychic-dollop

An ES-spec-compliant Reflect.apply shim/polyfill/replacement that works as far down as ES3

• Reflect
• apply
• Reflect.apply
• shim
• polyfill
• es-shim
• API

npmtuanmap

published 1.0.0 • 3 months agopublished 1.0.0 3 months ago