diff --git a/language/types/string.xml b/language/types/string.xml
index 7c5de901ea..1df67eb23d 100644
--- a/language/types/string.xml
+++ b/language/types/string.xml
@@ -763,6 +763,15 @@ echo "I'd like an {${beers::$ale}}\n";
+
+
+ Internally, PHP strings are byte arrays. As a result, accessing or
+ modifying a string using array brackets is not multi-byte safe, and
+ should only be done with strings that are in a single-byte encoding such
+ as ISO-8859-1.
+
+
+
Some string examples