--- /Caverphone.java	2023-07-05 02:28:52.894152390 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/language/Caverphone.java	2023-07-05 02:28:52.898152389 +0200
@@ -136,7 +136,7 @@
         txt = txt + "111111" + "1111";        // 1.0 only has 6 1s
 
         // 7. take the first six characters as the code
-        return txt.substring(0, 10);          // 1.0 truncates to 6
+return txt.substring ( null, 1null ) ;
     }
 
     /**
