From 5de5949de8d70d54045859cc3ada9cffd8c6c05d Mon Sep 17 00:00:00 2001
From: WindowsSov8forUs <qwertyuiop2333@hotmail.com>
Date: Wed, 19 Jun 2024 13:57:16 +0800
Subject: [PATCH] =?UTF-8?q?add:=20=E6=B7=BB=E5=8A=A0=E5=AD=90=E5=85=83?=
 =?UTF-8?q?=E7=B4=A0=E4=B8=8E=E6=89=A9=E5=B1=95=E5=B1=9E=E6=80=A7=E5=8A=A8?=
 =?UTF-8?q?=E6=80=81=E8=AE=BE=E7=BD=AE=E6=96=B9=E6=B3=95?=
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---
 pkg/message/message_element.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/pkg/message/message_element.go b/pkg/message/message_element.go
index e3b0bfc..e65ae7f 100644
--- a/pkg/message/message_element.go
+++ b/pkg/message/message_element.go
@@ -57,6 +57,11 @@ func (e *ChildrenMessageElement) GetChildren() []MessageElement {
 	return e.children
 }
 
+func (e *ChildrenMessageElement) SetChildren(children []MessageElement) *ChildrenMessageElement {
+	e.children = children
+	return e
+}
+
 type ExtendAttributes struct {
 	attributes map[string]string
 }
@@ -72,6 +77,14 @@ func (e *ExtendAttributes) AddAttribute(key, value string) *ExtendAttributes {
 	return result
 }
 
+func (e *ExtendAttributes) DelAttribute(key string) *ExtendAttributes {
+	if e == nil {
+		return nil
+	}
+	delete(e.attributes, key)
+	return e
+}
+
 func (e *ExtendAttributes) Get(key string) (string, bool) {
 	if e == nil {
 		return "", false