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2793 packages found
An ESnext spec-compliant iterator helpers shim/polyfill/replacement that works as far down as ES3.
- javascript
- ecmascript
- polyfill
- shim
- es-shims
- es-shim API
- Iterator
- helpers
- from
- map
- filter
- take
- drop
- flatMap
- View more
Standard library
An ES5 spec-compliant `Array.prototype.map` shim/polyfill/replacement that works as far down as ES3.
`[].map(f)` for older browsers
Standard library
Array methods for ES6 Iterators
Iterator abstraction based on ES6 specification
A through2 to create an Array.prototype.map analog for streams.
Iterate any iterable JS value. Works robustly in all environments, all versions.
An ESnext spec-compliant `Map.groupBy` shim/polyfill/replacement that works as far down as ES3.
Converts an array of objects into a Map of objects grouped by a specified key.
Array extension for debugging chains of map and filter
a map from arrays of values to values
This package provides observable data structures: * [ObservableVariable](#observableVariableT) * [ObservableArray](#observableArrayT) * [ObservableMap](#observableMapKV) * [ObservableLocalStorageVariable](#observableLocalStorageVariableT) * [Observa
Walk or map over objects in a depth-first preorder or postorder manner.
Map `visit` over an array of objects.
Visit a method over the items in an object, or map visit over the objects in an array.
Give eachr an item to iterate (array, object or map) and an iterator, then in return eachr gives iterator the value and key of each item, and will stop if the iterator returned false.
- array
- browser
- cycle
- deno
- deno-edition
- deno-entry
- denoland
- each
- es2022
- es5
- export-default
- flow
- forEach
- map
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Provide a unified interface for objects.