2018-05-12 14:46:29 +00:00
|
|
|
|
1 struct Rectangle {
|
|
|
|
|
2 width: u32,
|
|
|
|
|
3 height: u32,
|
|
|
|
|
4 }
|
|
|
|
|
5
|
|
|
|
|
6 _ fn main() {
|
|
|
|
|
7 let rect1 = Rectangle { width: 30, height: 50 };
|
|
|
|
|
8
|
|
|
|
|
9 println!(
|
|
|
|
|
10 ~ "The perimeter of the rectangle is {} pixels.",
|
|
|
|
|
11 ~ perimeter(&rect1)
|
|
|
|
|
12 );
|
2018-05-18 09:58:10 +00:00
|
|
|
|
13 + println!(r#"This line contains invalid utf8: "<22><><EFBFBD><EFBFBD><EFBFBD>"#;
|
2018-05-18 09:35:52 +00:00
|
|
|
|
14 }
|
|
|
|
|
15
|
|
|
|
|
16 fn area(rectangle: &Rectangle) -> u32 {
|
|
|
|
|
17 rectangle.width * rectangle.height
|
|
|
|
|
18 }
|
|
|
|
|
19 +
|
|
|
|
|
20 + fn perimeter(rectangle: &Rectangle) -> u32 {
|
|
|
|
|
21 + (rectangle.width + rectangle.height) * 2
|
|
|
|
|
22 + }
|