其他未完成

2023-08-14 17:20:39 +08:00
parent 9290e4c051
commit 4c986179b4
65 changed files with 2650 additions and 11 deletions
@@ -98,7 +98,7 @@ int main()
        else
            throw 1;
    }
-    catch (int &e)
+    catch (...)
    {
        cout << "dynamic_cast 将 Animal 转换为 Dog 失败" << endl;
    }
@@ -107,12 +107,9 @@ int main()
    try
    {
        Animal *ap3 = dynamic_cast<Animal *>(cp2); // 将其转换为 Animal 类型的指针
-        if (ap3)
-            cout << "dynamic_cast 将 Cat 转换为 Animal 成功" << endl;
-        else
-            throw 1;
+        cout << "dynamic_cast 将 Cat 转换为 Animal 成功" << endl;
    }
-    catch (int &e)
+    catch (...)
    {
        cout << "dynamic_cast 将 Cat 转换为 Animal 失败" << endl;
    }
@@ -121,12 +118,9 @@ int main()
    try
    {
        Animal *ap4 = dynamic_cast<Animal *>(dp2); // 将其转换为 Animal 类型的指针
-        if (ap4)
-            cout << "dynamic_cast 将 Dog 转换为 Animal 成功" << endl;
-        else
-            throw 1;
+        cout << "dynamic_cast 将 Dog 转换为 Animal 成功" << endl;
    }
-    catch (int &e)
+    catch (...)
    {
        cout << "dynamic_cast 将 Dog 转换为 Animal 失败" << endl;
    }