On 14/03/14 05:52 PM, Renato Lenzi wrote:
> Simple question:
>
> println("hello");
This is a function call. There's a `std::io::println` function taking
`&str`, but it's not in the prelude anymore.
> println!("hello!");
This is a macro invocation. The `println!` macro is included in the
prelude and implements type-safe format strings, as documented in
`std::fmt`.
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