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Type check values
This is the disc (CD, GD, DVD, HD-DVD, BD, GC/Wii, XBOX, XBOX 360) and disk (Floppy, MO, USB etc) image creation tool
JavaScript/Node.js utility. Returns `true` if the value is a number or string number. Useful for checking regex match results, user input, parsed strings, etc.
Returns true if the given value is an object created by the Object constructor.
Is the value an object, and not an array or null?
Returns true if the platform is Windows (and Cygwin or MSYS/MinGW for unit tests)
utility to check if a node passes a test
Regex to validate that a URL is a git URL.
Is the typeof value a javascript primitive?
ioBroker Adapter to get the current locations and other metrics of connected Apple devices.
Determine if a function is an ES6 arrow function or not.
Checks whether a value is an object, because typeof is a troll
Fast, extensible and easy to use data structure validation for elixir with nested structures support.
Is this value negative zero? === will lie to you.
Create a `react` component from a `tag` prop.
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Enhances a JavaScript class by adding an is<Class> property to compare types between realms.
The definitive collection of is* functions for runtime type checking. Lodash-compatible, tree-shakable, with types.
Is this an arguments object? It's a harder question than you think.
Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS ArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
Return true if the file is (or the file path has) a dotfile.