Map Packages

Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

The lodash method `_.map` exported as a module.

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

ECMAScript 6 (Harmony) compatibility shims for legacy JavaScript engines

construct pipes of streams of events

Iterate any iterable JS value. Works robustly in all environments, all versions.

Similar to map for arrays, this creates a new object by calling the callback on each property of the original object.

`[].map(f)` for older browsers

A JavaScript (JS) Map or Similar object polyfill if Map is not available.

Map over promises serially

ECMAScript6 Map polyfill

Modify the values of an object

Handy data structures for elements keyed by string.

Map over an array or object of values in parallel or series, passing each through the async iterator, with optional lifecycle hooks.

Finite key-value map using the Least Recently Used (LRU) algorithm where the most recently used objects are keept in the map while less recently used items are evicted to make room for new ones.

Copy properties deeply between two objects.

Compose your async functions with elegance.

Faster, node.js focused alternative to JavaScript's native array map.

Returns an array of mapped values from an array or object.

Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.