func path.Split

4 uses

	path (current package)
		path.go#L152: func Split(path string) (dir, file string) {
		path.go#L231: 	dir, _ := Split(path)

	io/fs
		glob.go#L49: 	dir, file := path.Split(pattern)

	net/http
		server.go#L2145: 				olddir, _ := path.Split(oldpath)