Macro std::format_args_nl

macro_rules! format_args_nl {
    ($ fmt : expr) => { ... };
    ($ fmt : expr, $ ($ args : tt) *) => { ... };
}

🔬 This is a nightly-only experimental API. (format_args_nl #0)

format_args_nl is only for internal language use and is subject to change

Same as format_args, but adds a newline in the end.