Trait SliceArgExt 

trait SliceArgExt {
    // Required method
    fn next_or_err(&self, index: usize, err: &str) -> Result<&str, String>;
}

Required Methods

fn next_or_err(&self, index: usize, err: &str) -> Result<&str, String>

Dyn Compatibility

This trait is dyn compatible.

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

Implementations on Foreign Types

impl SliceArgExt for [String]

fn next_or_err(&self, index: usize, err: &str) -> Result<&str, String>

Implementors