diff options
Diffstat (limited to 'exercises/strings/strings1.rs')
| -rwxr-xr-x | exercises/strings/strings1.rs | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/exercises/strings/strings1.rs b/exercises/strings/strings1.rs new file mode 100755 index 0000000..2e5088f --- /dev/null +++ b/exercises/strings/strings1.rs @@ -0,0 +1,46 @@ +// strings1.rs +// Make me compile without changing the function signature! Scroll down for hints :) + +fn main() { + let answer = current_favorite_color(); + println!("My current favorite color is {}", answer); +} + +fn current_favorite_color() -> String { + "blue" +} + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +// The `current_favorite_color` function is currently returning a string slice with the `'static` +// lifetime. We know this because the data of the string lives in our code itself -- it doesn't +// come from a file or user input or another program -- so it will live as long as our program +// lives. But it is still a string slice. There's one way to create a `String` by converting a +// string slice covered in the Strings chapter of the book, and another way that uses the `From` +// trait. |
