From 4bddb763c5982bcce93b1683d4e26dbbc92a5ea6 Mon Sep 17 00:00:00 2001
From: Corey Farwell <coreyf@rwell.org>
Date: Tue, 4 Dec 2018 11:49:39 -0800
Subject: Add example of using the indexing operator to BTreeMap docs

---
 src/liballoc/collections/btree/map.rs | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/liballoc')

diff --git a/src/liballoc/collections/btree/map.rs b/src/liballoc/collections/btree/map.rs
index 24c8fd3a969..0441b180afb 100644
--- a/src/liballoc/collections/btree/map.rs
+++ b/src/liballoc/collections/btree/map.rs
@@ -97,6 +97,9 @@ use self::Entry::*;
 ///     }
 /// }
 ///
+/// // Look up the value for a key (will panic if the key is not found).
+/// println!("Review for Jane: {}", book_reviews["Pride and Prejudice"]);
+///
 /// // iterate over everything.
 /// for (movie, review) in &movie_reviews {
 ///     println!("{}: \"{}\"", movie, review);
-- 
cgit 1.4.1-3-g733a5