IS Packages

Check if a path is the root path. Example: `/` or `C:\`

Check if a Buffer/Uint8Array is a RPM file

Checks is passed in value is really empty or not.

Most used utils, almost everywhere - [lazy-cache][]d. Including simple arrayify, [isobject][], [isarray][], [is-buffer][], [is-extendable][] and [extend-shallow][].

Check if your string or object is (or could happily be) valid JSON.

Check if value is defined

Typed version of can-use-dom to check if you can use the DOM

is

a micro type check lib

Script to check if the path is File or Directory. Return "Object Stats" or false

Check if the given value is an empty string.

Package to tell you if a function is 5-is-odd

vfile utility to check if a vfile passes a test

Determine if a value is a function

Utils for checking types and values

Simple and composable data validation.

Data type checker

Checks if object has an entry.

how to typeof easily