Trait Update 

pub trait Update {
    // Required method
    fn update(&mut self, other: &Self);
}

A type that can copy non-None values from other instances of itself.

Required Methods

fn update(&mut self, other: &Self)

Update self with the value from other, if present.

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<T: Clone> Update for Option<T>

fn update(&mut self, other: &Option<T>)

Implementors