is-regex
Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag
is-glob
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
is-ip
Check if a string is an IP address
is-number
Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.