hasown

A robust, ES3 compatible, "has own property" predicate.

v2.0.2 URL: https://unpkg.com/hasown@2.0.2/index.js

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has hasOwnProperty hasOwn has-own own has property in javascript ecmascript

@stdlib/assert-is-enumerable-property

Test if an object's own property is enumerable.

v0.2.2 URL: https://unpkg.com/@stdlib/assert-is-enumerable-property@0.2.2/lib/index.js

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stdlib stdassert assertion assert utilities utility utils util object obj is has own enumerable enum property prop test check validate

@stdlib/assert-has-own-property

Test if an object has a specified property.

v0.2.2 URL: https://unpkg.com/@stdlib/assert-has-own-property@0.2.2/lib/index.js

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stdlib stdassert assertion assert utilities utility utils util object obj has hasown hasownproperty property prop test check validate

has-property-descriptors

Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.

v1.0.2 URL: https://unpkg.com/has-property-descriptors@1.0.2/index.js

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property descriptors has environment env defineProperty getOwnPropertyDescriptor

has-own-prop

A safer `.hasOwnProperty()`

v3.1.0 URL: https://unpkg.com/has-own-prop@3.1.0/index.js

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object has own property