//! Generating a random UUID.
//!//! If you enable the `v4` feature you can generate random UUIDs.
#[cfg(feature ="v4")]fnmain(){useuuid::Uuid;let uuid =Uuid::new_v4();assert_eq!(Some(uuid::Version::Random), uuid.get_version());println!("{}", uuid);}#[cfg(not(feature ="v4"))]fnmain(){}