Determine if a function is a native async function.
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Does this JS environment support the `name` property on functions?
A robust, ES3 compatible, "has own property" predicate.
Which kind of boxed JS primitive is this?
Is this value a JS SharedArrayBuffer?
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.
Robustly get the byte length of a Typed Array
Get the ArrayBuffer out of a TypedArray, robustly.
Robustly get the byte offset of a Typed Array
Get the byteOffset out of a DataView, robustly.
What is the type of this builtin JS value?
Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.
Is this value a JS DataView? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS ArrayBuffer?
Get the ArrayBuffer out of a DataView, robustly.
Get the byteLength out of a DataView, robustly.
Robustly get the length of a Typed Array
Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.
A development tool to explore, inspect, and diagnose your React Native apps.
Does this environment have the ability to get the [[Prototype]] of an object on creation with `__proto__`?
Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.