Determine if a function is a native async function.
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ES Object-related atoms: Object, ToObject, RequireObjectCoercible
concatenative mapdashery
Is this value a JS Date object? This module 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.
Is this value a JS ArrayBuffer?
A simple list of possible Typed Array names.
Is this value a JS SharedArrayBuffer?
Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.
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Is this value an ES BigInt?
Robustly get the byte length of a Typed Array
Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Determine if a value is an ES6 Symbol or not.
Define multiple non-enumerable properties at once. Uses `Object.defineProperty` when available; falls back to standard assignment in older engines.
Get the ArrayBuffer out of a TypedArray, robustly.
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Get the byteLength out of a DataView, robustly.
Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
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?
Is this an arguments object? It's a harder question than you think.