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A helper to optimistically set Symbol.toStringTag, when possible.
Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Does this environment have the ability to get the [[Prototype]] of an object on creation with `__proto__`?
Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Which kind of Collection (Map, Set, WeakMap, WeakSet) is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.
Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Set a function's length property
Set a function's name property
Standard library
Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.
Returns true if a value has the characteristics of a valid JavaScript accessor descriptor.
Returns true if a value has the characteristics of a valid JavaScript data descriptor.
Like a JavaScript Set() but with a TTL for entries
Like a Set, but provides the index of the `key` in the backing array
🏎 A set of primitives to build simple, flexible, WAI-ARIA compliant React autocomplete, combobox or select dropdown components.
- enhanced input
- react
- autocomplete
- autosuggest
- typeahead
- dropdown
- select
- combobox
- omnibox
- accessibility
- WAI-ARIA
- multiselect
- multiple selection
Run scripts that set and use environment variables across platforms
Standard library