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Check whether a value is "empty".
Returns true if a value exists, false if empty. Works with deeply nested values using object paths.
Returns true if a string has an extglob.
Get the native type of a value.
Check if a directory is empty.
Return true if a value is a valid glob pattern or patterns.
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
Check if argv has a specific flag
Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.
Check if a string is an IP address
Returns true if an object was created by the `Object` constructor, or Object.create(null).
Returns `true` if the value is a primitive.
Check if a string is SVG
Returns true if a file path does not contain any invalid characters.
Returns `true` if an array has a glob pattern.
Returns true if the value is an object and not an array or null.
Check if a string only contains alphanumeric characters
Returns true if a windows file path has invalid characters.
Returns true if the value passed is all whitespace.