Which kind of Typed Array is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

Is this specifier a node.js core module?

`Object.getOwnPropertyDescriptor`, but accounts for IE's broken implementation.

Robustly get the length of a Typed Array

`Object.defineProperty`, but not IE 8's broken one.

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.

ES Object-related atoms: Object, ToObject, RequireObjectCoercible

A helper to optimistically set Symbol.toStringTag, when possible.

Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag

Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

The URI implementation that is used by VS Code and its extensions

Is this value `document.all`, i.e. an object with the [[IsHTMLDDA]] internal slot?

Give a regex, get a robust predicate function that tests it against a string.

A simple list of possible Typed Array names.

Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.

Robustly get the byte offset of a Typed Array

Robustly get the byte length of a Typed Array

Does this environment have the ability to get the [[Prototype]] of an object on creation with `__proto__`?

ECMAScript spec abstract operations.

Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.