pub trait BookLevel {
// Required method
fn level() -> u8;
}Required Methods§
Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.
pub trait BookLevel {
// Required method
fn level() -> u8;
}This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.