diff --git a/code/java/basic/null-ii.java b/code/java/basic/null-ii.java
index 97ebdde..d66c535 100644
--- a/code/java/basic/null-ii.java
+++ b/code/java/basic/null-ii.java
@@ -1,3 +1,7 @@
+int length;
 if(text != null){
-  int length = text.length();
+  length = text.length();
+}
+else{
+  length = null;
 }