diff --git a/codes/go/chapter_array_and_linkedlist/array.go b/codes/go/chapter_array_and_linkedlist/array.go
index ccc5db19..26c05676 100644
--- a/codes/go/chapter_array_and_linkedlist/array.go
+++ b/codes/go/chapter_array_and_linkedlist/array.go
@@ -1,3 +1,7 @@
+// File: array.go
+// Created Time: 2022-12-29
+// Author: GuoWei (gongguowei01@gmail.com)
+
 package chapter_array_and_linkedlist
 
 import (
diff --git a/codes/go/chapter_array_and_linkedlist/array_test.go b/codes/go/chapter_array_and_linkedlist/array_test.go
index 3f9882a9..384cc34d 100644
--- a/codes/go/chapter_array_and_linkedlist/array_test.go
+++ b/codes/go/chapter_array_and_linkedlist/array_test.go
@@ -1,3 +1,7 @@
+// File: array_test.go
+// Created Time: 2022-12-29
+// Author: GuoWei (gongguowei01@gmail.com)
+
 package chapter_array_and_linkedlist
 
 /**