2018-05-12 14:46:29 +00:00
|
|
|
|
struct Rectangle {
|
|
|
|
|
width: u32,
|
|
|
|
|
height: u32,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
_ fn main() {
|
|
|
|
|
let rect1 = Rectangle { width: 30, height: 50 };
|
|
|
|
|
|
|
|
|
|
println!(
|
|
|
|
|
~ "The perimeter of the rectangle is {} pixels.",
|
|
|
|
|
~ perimeter(&rect1)
|
|
|
|
|
);
|
2018-05-18 09:58:10 +00:00
|
|
|
|
+ println!(r#"This line contains invalid utf8: "<22><><EFBFBD><EFBFBD><EFBFBD>"#;
|
2018-05-12 14:46:29 +00:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn area(rectangle: &Rectangle) -> u32 {
|
|
|
|
|
rectangle.width * rectangle.height
|
|
|
|
|
}
|
2018-09-11 02:20:09 +00:00
|
|
|
|
|
2018-05-12 14:46:29 +00:00
|
|
|
|
+ fn perimeter(rectangle: &Rectangle) -> u32 {
|
|
|
|
|
+ (rectangle.width + rectangle.height) * 2
|
|
|
|
|
+ }
|
2018-09-11 02:20:09 +00:00
|
|
|
|
+
|
|
|
|
|
// Tab alignment:
|
|
|
|
|
/*
|
|
|
|
|
Indent
|
|
|
|
|
1 2 3 4
|
|
|
|
|
1 ?
|
|
|
|
|
22 ?
|
|
|
|
|
333 ?
|
|
|
|
|
4444 ?
|
|
|
|
|
55555 ?
|
|
|
|
|
666666 ?
|
|
|
|
|
7777777 ?
|
|
|
|
|
88888888 ?
|
|
|
|
|
~ */
|