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Check if argv has a specific flag
Get the native type of a value.
Check if the character represented by a given Unicode code point is fullwidth
Check if something is a Node.js stream
Check if a path is a file, directory, or symlink
Returns true if the value is an object and not an array or null.
Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.
Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.
Returns true if a string has an extglob.
type-check allows you to check the types of JavaScript values at runtime with a Haskell like type syntax.
Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it easy to create code that only uses external modules like node-glob when necessary, resulting in much faster code execution and initialization time, and a bet
Returns true if an object was created by the `Object` constructor, or Object.create(null).
Returns true if a value is a plain object, array or function.
Check if the process is running inside Windows Subsystem for Linux (Bash on Windows)
Check if a value is a plain object
Check if a file path is a binary file
Returns true if a value has the characteristics of a valid JavaScript accessor descriptor.
Returns true if a value has the characteristics of a valid JavaScript data descriptor.
Detect whether the terminal supports Unicode
Returns true if the platform is windows. UMD module, works with node.js, commonjs, browser, AMD, electron, etc.