mirror of https://github.com/rust-lang/rustlings
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
65 lines
387 B
Rust
65 lines
387 B
Rust
7 years ago
|
// macros1.rs
|
||
8 years ago
|
// Make me compile! Scroll down for hints :)
|
||
|
|
||
|
macro_rules! my_macro {
|
||
|
() => {
|
||
|
println!("Check out my macro!");
|
||
|
};
|
||
|
}
|
||
|
|
||
|
fn main() {
|
||
|
my_macro();
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
8 years ago
|
// When you call a macro, you need to add something special compared to a
|
||
|
// regular function call. If you're stuck, take a look at what's inside
|
||
|
// `my_macro`.
|