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ReadEnv

const_env_impl__value

Trait ReadEnv 

Source 
pub trait ReadEnv {
    // Required method
    fn read_env(&self, var_name: &String) -> Option<String>;
}

Required Methods§

Source

fn read_env(&self, var_name: &String) -> Option<String>

Dyn Compatibility§

This trait is dyn compatible.

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

Implementors§