diff options
Diffstat (limited to 'src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime')
3 files changed, 25 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/Cargo.lock b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/Cargo.lock new file mode 100644 index 000000000..e8007a19b --- /dev/null +++ b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/Cargo.lock @@ -0,0 +1,6 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +[[package]] +name = "chapter10" +version = "0.1.0" + diff --git a/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/Cargo.toml b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/Cargo.toml new file mode 100644 index 000000000..489f80967 --- /dev/null +++ b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/Cargo.toml @@ -0,0 +1,6 @@ +[package] +name = "chapter10" +version = "0.1.0" +edition = "2021" + +[dependencies] diff --git a/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/src/main.rs b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/src/main.rs new file mode 100644 index 000000000..d144305cb --- /dev/null +++ b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/no-listing-08-only-one-reference-with-lifetime/src/main.rs @@ -0,0 +1,13 @@ +fn main() { + let string1 = String::from("abcd"); + let string2 = "efghijklmnopqrstuvwxyz"; + + let result = longest(string1.as_str(), string2); + println!("The longest string is {}", result); +} + +// ANCHOR: here +fn longest<'a>(x: &'a str, y: &str) -> &'a str { + x +} +// ANCHOR_END: here |