Is this specifier a node.js core module?
Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag
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 Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS ArrayBuffer?
Determine if a value is an ES6 Symbol or not.
Is this value negative zero? === will lie to you
tar for node
Check if the process is running inside a Docker container
Determine if a function is a native generator function.
Is this JS value callable? Works with Functions and GeneratorFunctions, despite ES6 @@toStringTag.
Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS SharedArrayBuffer?
Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Check if a file path is a binary file
## Usage
Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value an ES BigInt?
Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Returns true if a value is a plain object, array or function.
Infer the content-type of a request.
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