1 files changed, 6 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch08-common-collections/listing-08-15/src/main.rs b/src/doc/book/listings/ch08-common-collections/listing-08-15/src/main.rs
new file mode 100644
index 000000000..7dec657d9
--- /dev/null
+++ b/src/doc/book/listings/ch08-common-collections/listing-08-15/src/main.rs
@@ -0,0 +1,6 @@
+fn main() {
+    // ANCHOR: here
+    let mut s = String::from("foo");
+    s.push_str("bar");
+    // ANCHOR_END: here
+}