Like which(1) unix command. Find the first instance of an executable in the PATH.
Normalize slashes in a file path to be posix/unix-like forward slashes. Also condenses repeat slashes to a single slash and removes and trailing slashes, unless disabled.
Get paths for storing things like data, config, cache, etc
Returns true if the platform is windows. UMD module, works with node.js, commonjs, browser, AMD, electron, etc.