diff --git a/Cosmetic.cpp b/Cosmetic.cpp
index a19f1ce..2385b2a 100644
--- a/Cosmetic.cpp
+++ b/Cosmetic.cpp
@@ -26,6 +26,12 @@ void Cosmetic::setPrice(double price) {
 void Cosmetic::setType(bool type) {
     this->type = type;
 }
+// 设置过期日期
+void Cosmetic::setExpirationDate(std::string expirationDate) {
+    this->expirationDate = expirationDate;
+}
+
+
 
 std::string Cosmetic::getExpirationDate() const {
     return expirationDate;
diff --git a/Cosmetic.h b/Cosmetic.h
index ed37a95..e13845f 100644
--- a/Cosmetic.h
+++ b/Cosmetic.h
@@ -18,6 +18,8 @@ public:
     void setName(std::string name);
     void setPrice(double price);
     void setType(bool type);
+    // 设置过期日期
+    void setExpirationDate(std::string expirationDate);
     // 获取当前时间
     static std::string getTime();
     // 获取当前时间+days天
diff --git a/CosmeticManager.cpp b/CosmeticManager.cpp
index 42cc832..43dd5e9 100644
--- a/CosmeticManager.cpp
+++ b/CosmeticManager.cpp
@@ -58,11 +58,12 @@ Cosmetic* CosmeticManager::findCosmetic(const std::string& name) {
     return nullptr;
 }
 
-bool CosmeticManager::modifyCosmetic(const std::string& name, double newPrice, bool newType) {
+bool CosmeticManager::modifyCosmetic(const std::string &name, double newPrice, bool newType, std::string expirationDate) {
     Cosmetic* cosmetic = findCosmetic(name);
     if (cosmetic) {
         cosmetic->setPrice(newPrice);
         cosmetic->setType(newType);
+        cosmetic->setExpirationDate(expirationDate);
         saveToFile();
         return true;
     }
diff --git a/CosmeticManager.h b/CosmeticManager.h
index 59dbe8b..4b07258 100644
--- a/CosmeticManager.h
+++ b/CosmeticManager.h
@@ -13,7 +13,7 @@ public:
     void addCosmetic(const Cosmetic& cosmetic);
     bool deleteCosmetic(const std::string& name);
     Cosmetic* findCosmetic(const std::string& name);
-    bool modifyCosmetic(const std::string& name, double newPrice, bool newType);
+    bool modifyCosmetic(const std::string &name, double newPrice, bool newType, std::string string);
     void loadFromFile();
     void saveToFile();
     void displayAll() const;
diff --git a/main.cpp b/main.cpp
index b17ad84..91a59d9 100644
--- a/main.cpp
+++ b/main.cpp
@@ -85,7 +85,17 @@ int main() {
                 std::cin >> price;
                 std::cout << "输入新类型 (1-国产, 0-进口): ";
                 std::cin >> type;
-                if (manager.modifyCosmetic(name, price, type)) {
+                if (type!=1 && type!=0) {
+                    std::cout << "类型输入错误！请输入1-国产, 0-进口" << std::endl;
+                    break;
+                }
+                std::cout << "输入新过期日期 (YYYY-MM-DD): ";
+                std::cin >> expirationDate;
+                if (!manager.isValidDate(expirationDate)) {
+                    std::cout << "日期格式有误！格式YYYY-MM-DD 例2000-01-01" << std::endl;
+                    break;
+                }
+                if (manager.modifyCosmetic(name, price, type, expirationDate)) {
                     std::cout << "修改成功!" << std::endl;
                 } else {
                     std::cout << "未找到该品牌!" << std::endl;