Trait Decrement 

pub trait Decrement {
    type Output;

    // Required method
    unsafe fn dec(&self) -> Self::Output;
}

Represents C++’s prefix decrement (--a).

Required Associated Types

type Output

Output type.

Required Methods

unsafe fn dec(&self) -> Self::Output

Decrement self.

Safety

The caller must make sure self contains a valid pointer. This function may invoke arbitrary foreign code, so no safety guarantees can be made.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors