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Get the first fulfilled promise that satisfies the provided testing function
- promise
- locate
- find
- finder
- search
- searcher
- test
- array
- collection
- iterable
- iterator
- race
- fulfilled
- fastest
- View more
Get the first path that exists on disk of multiple paths
Get the native type of a value.
Array#isArray for older browsers
User-friendly glob matching
Determines if an object can be used as an array
Fill in a range of numbers or letters, optionally passing an increment or `step` to use, or create a regex-compatible range with `options.toRegex`
Tiny queue data structure
prelude.ls is a functionally oriented utility library. It is powerful and flexible. Almost all of its functions are curried. It is written in, and is the recommended base library for, LiveScript.
Returns true if a value is a plain object, array or function.
Minimal async jobs utility library, with streams support
Run an array of functions in parallel
Create an array of unique values, in order, from the input arrays
Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
- array
- TypedArray
- typed array
- is
- typed
- Int8Array
- Uint8Array
- Uint8ClampedArray
- Int16Array
- Uint16Array
- Int32Array
- Uint32Array
- Float32Array
- Float64Array
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Which kind of Typed Array is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.
- array
- TypedArray
- typed array
- which
- typed
- Int8Array
- Uint8Array
- Uint8ClampedArray
- Int16Array
- Uint16Array
- Int32Array
- Uint32Array
- Float32Array
- Float64Array
- View more
List of binary file extensions
Is this value a JS ArrayBuffer?
Flatten nested arrays
Is this value a JS SharedArrayBuffer?
An ES2019 spec-compliant `Array.prototype.flat` shim/polyfill/replacement that works as far down as ES3.
- Array.prototype.flatten
- Array.prototype.flat
- flatten
- flat
- array
- ESnext
- shim
- polyfill
- flatMap
- Array.prototype.flatMap
- es-shim API