struct Rectangle {
width: u32,
length: u32,
}
fn main() {
let ret = &Rectangle {
width: 30,
length: 50,
};
println!("The Area is {}", area(ret))
}
fn area(rect: &Rectangle) -> u32 {
rect.width*rect.length
}
Rust 结构体struct
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转载自blog.csdn.net/qq2942713658/article/details/114733759
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