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Debug trait fun

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This commit is contained in:
Dan Buch 2017-12-31 10:25:47 -05:00
parent 68db30f013
commit 31e52d6224
Signed by: meatballhat
GPG Key ID: 9685130D8B763EA7
1 changed files with 3 additions and 0 deletions
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3
rustbook/rectangles/src/main.rs
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@ -1,3 +1,4 @@
#[derive(Debug)]
struct Rectangle { struct Rectangle {
width: u32, width: u32,
height: u32, height: u32,
@ -6,6 +7,8 @@ struct Rectangle {
fn main() { fn main() {
let rect1 = Rectangle { width: 30, height: 50 }; let rect1 = Rectangle { width: 30, height: 50 };
println!("rect1 is {:?}", rect1);
println!( println!(
"The area of the rectangle is {} square pixels.", "The area of the rectangle is {} square pixels.",
area(&rect1) area(&rect1)