55 lines
1.1 KiB
Rust
55 lines
1.1 KiB
Rust
#[derive(Debug)]
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struct Rectangle {
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width: u32,
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height: u32,
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}
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impl Rectangle {
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fn area(&self) -> u32 {
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self.width * self.height
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}
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fn add_height(&mut self) {
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self.height += 1;
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}
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fn can_hold(&self, other: &Rectangle) -> bool {
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self.width >= other.width && self.height >= other.height
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}
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fn square(size: u32) -> Rectangle {
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Rectangle {
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width: size,
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height: size,
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}
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}
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}
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fn main() {
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let mut rect1 = Rectangle {
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width: 30,
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height: 50,
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};
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let rect2 = Rectangle {
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width: 10,
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height: 40,
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};
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let rect3 = Rectangle {
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width: 60,
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height: 45,
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};
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let square1 = Rectangle::square(20);
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println!(
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"The area of the rectangle is {} square pixels.",
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rect1.area()
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);
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println!(
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"The area of the square is {} square pixels.",
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square1.area()
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);
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rect1.add_height();
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println!("{:#?}", rect1);
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println!("Can rect1 hold rect2? {}", rect1.can_hold(&rect2));
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println!("Can rect1 hold rect3? {}", rect1.can_hold(&rect3));
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} |