diff --git a/object.go b/object.go
index eafaf3c..a85b67e 100644
--- a/object.go
+++ b/object.go
@@ -51,3 +51,37 @@ type ObjectType struct {
 	byteData []byte
 	isValid  bool
 }
+
+// IsValid 是否有效对象数据
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 18:49 2023/6/1
+func (ot *ObjectType) IsValid() bool {
+	return ot.isValid
+}
+
+// IsNil 是否为nil
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 18:50 2023/6/1
+func (ot *ObjectType) IsNil() bool {
+	return ot.source == nil
+}
+
+// ToString 转字符串
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 18:51 2023/6/1
+func (ot *ObjectType) ToString() string {
+	if ot.IsNil() {
+		return "nil"
+	}
+	if !ot.IsValid() {
+		// 非法对象数据
+		return ""
+	}
+	return string(ot.byteData)
+}