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## ArgExt

# Trait ArgExt

Source

    pub trait ArgExt: Extension { }

Available on crate feature `unstable-ext` only.
Expand description

User-provided data that can be attached to an `Arg`

## Dyn Compatibility§

This trait is not dyn compatible.

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

## Implementors§

Source§

### impl ArgExt for ValueHint