diff --git a/src/org/redkale/util/ByteArray.java b/src/org/redkale/util/ByteArray.java
index 9707732fb..d45635470 100644
--- a/src/org/redkale/util/ByteArray.java
+++ b/src/org/redkale/util/ByteArray.java
@@ -11,7 +11,9 @@ import java.nio.charset.*;
 /**
  * 简单的byte[]操作类。
  *
- * <p> 详情见: http://www.redkale.org
+ * <p>
+ * 详情见: http://www.redkale.org
+ *
  * @author zhangjx
  */
 public final class ByteArray {
@@ -52,6 +54,10 @@ public final class ByteArray {
         return count;
     }
 
+    public byte get(int index) {
+        return content[index];
+    }
+
     public void write(byte[] buf) {
         System.arraycopy(this.content, 0, buf, 0, count);
     }