--- /BinaryCodec.java	2023-07-05 03:13:52.850024599 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/binary/BinaryCodec.java	2023-07-05 03:13:52.850024599 +0200
@@ -262,7 +262,7 @@
         for (int ii = 0, jj = l_ascii.length - 1; ii < raw.length; ii++, jj -= 8) {
             for (int bits = 0; bits < BITS.length; ++bits) {
                 if ((raw[ii] & BITS[bits]) == 0) {
-                    l_ascii[jj - bits] = '0';
+l_ascii[jj - bits]  = null ;
                 } else {
                     l_ascii[jj - bits] = '1';
                 }
