103 packages found

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Description

Returns true if an object was created by the `Object` constructor, or Object.create(null).

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published 5.0.03 months ago
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Description

Get the native type of a value.

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published 6.0.310 months ago
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M
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Description

Check if a value is a plain object

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published 3.0.02 months ago
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Description

Returns true if the value is an object and not an array or null.

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published 4.0.02 years ago
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Description

Function argument validation for humans

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published 0.20.03 days ago
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Description

Check if a value is an object

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published 2.0.02 years ago
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Description

Isomorphic, functional type-checking for Javascript

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published 6.0.16 months ago
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Description

Returns true if a value exists, false if empty. Works with deeply nested values using object paths.

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published 2.0.23 years ago
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Description

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

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published 3.0.12 years ago
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Description

Strong Dynamically Typed Object Modeling for JavaScript

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published 4.2.26 months ago
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Description

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

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published 2.0.02 years ago
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Description

Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.

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published 3.0.02 years ago
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Description

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

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published 7.17.0a month ago
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M
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Description

Check if a variable in a nested object is defined and optionally also check its type. Useful for verifying API responses.

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published 1.2.18 months ago
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Description

Functions to create, process and test objects, maps, arrays, sets

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published 1.3.05 months ago
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Description

Checks if the given value is a window object.

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published 1.0.25 years ago
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Description

A helpful library allowing you to select particular entries from an array of objects.

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published 3.2.08 months ago
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Description

Extended JavaScript Type Validator

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published 1.0.4a year ago