Readonly property

brick · Oct 13, 2023 · ea986a8 · ea986a8
1 parent 83f8f74
commit ea986a8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/PhoneNumber.php b/src/PhoneNumber.php
@@ -18,7 +18,7 @@ final class PhoneNumber implements JsonSerializable
     /**
      * The underlying PhoneNumber object from libphonenumber.
      */
-    private libphonenumber\PhoneNumber $phoneNumber;
+    private readonly libphonenumber\PhoneNumber $phoneNumber;
 
     /**
      * Private constructor. Use a factory method to obtain an instance.