Rollup merge of #36623 - GuillaumeGomez:doc_typos, r=steveklabnik

Fix some typos and improve doc comments style

r? @steveklabnik

1 files changed, 3 insertions, 3 deletions

diff --git a/src/libcollections/string.rs b/src/libcollections/string.rs
index e4930ae3572..119828ea43c 100644
--- a/src/libcollections/string.rs
+++ b/src/libcollections/string.rs
@@ -21,7 +21,7 @@
 //!
 //! There are multiple ways to create a new `String` from a string literal:
 //!
-//! ```rust
+//! ```
 //! let s = "Hello".to_string();
 //!
 //! let s = String::from("world");
@@ -31,7 +31,7 @@
 //! You can create a new `String` from an existing one by concatenating with
 //! `+`:
 //!
-//! ```rust
+//! ```
 //! let s = "Hello".to_string();
 //!
 //! let message = s + " world!";
@@ -40,7 +40,7 @@
 //! If you have a vector of valid UTF-8 bytes, you can make a `String` out of
 //! it. You can do the reverse too.
 //!
-//! ```rust
+//! ```
 //! let sparkle_heart = vec![240, 159, 146, 150];
 //!
 //! // We know these bytes are valid, so we'll use `unwrap()`.