4218 packages found

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Returns true if a value has the characteristics of a valid JavaScript data descriptor.

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published 2.0.02 months ago
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Map `visit` over an array of objects.

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published 1.0.02 years ago
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extend an object

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published 4.0.24 months ago
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ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

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published 1.2.05 months ago
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Creates a shallow clone of any JavaScript value.

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published 3.0.010 months ago
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Similar to map for arrays, this creates a new object by calling the callback on each property of the original object.

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published 1.0.1a year ago
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string representations of objects in node and the browser

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published 1.6.010 months ago
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Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.

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published 2.0.1a year ago
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Set an array of unique values as the property of an object. Supports setting deeply nested properties using using object-paths/dot notation.

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published 2.0.02 months ago
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Serialize an error into a plain object

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published 3.0.04 months ago
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Type check values: `is.string('🦄') //=> true`

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published 0.15.017 days ago
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Pollyfill for node.js `path.parse`, parses a filepath into an object.

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published 1.0.2a year ago
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Utility function to create a shallow copy of an object which had dropped some fields.

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published 1.0.02 years ago
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Handy data structures for elements keyed by string.

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published 1.0.76 months ago
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Stringify is to `eval` as `JSON.stringify` is to `JSON.parse`

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published 1.6.02 years ago
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Description

Lowercase the keys of an object

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published 1.0.1a year ago
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Description

Convert a string/promise/array/iterable/buffer/typedarray/arraybuffer/object into a stream

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published 4.0.04 months ago
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Mixin the own and inherited properties of other objects onto the first object. Pass an empty object as the first arg to shallow clone.

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published 3.0.0a year ago
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Reduces an object to a value that is the accumulated result of running each property in the object through a callback.

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published 1.0.12 years ago
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Description

Merge Option Objects

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published 1.0.110 months ago