Trait UserData 

pub trait UserData: Clone + Copy {
    // Required methods
    fn into_user_data(self) -> usize;
    fn from_user_data(user_data: usize) -> Self;
}

Required Methods

fn into_user_data(self) -> usize

fn from_user_data(user_data: usize) -> Self

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.

Implementations on Foreign Types

impl UserData for usize

fn into_user_data(self) -> usize

fn from_user_data(user_data: usize) -> Self

Implementors