添加Lesson14和Lesson15

2025-09-10 14:43:03 +08:00
parent 4a47573851
commit 8dcaa99ff4
9 changed files with 378 additions and 0 deletions
@@ -0,0 +1,63 @@
+namespace Lesson14_继承_继承中的构造函数练习
+{
+    class Worker
+    {
+        public string job;
+        public string content;
+
+        public Worker(string job, string content)
+        {
+            this.job = job;
+            this.content = content;
+        }
+
+        public void Work()
+        {
+            Console.WriteLine("{0}做了{1}",job,content);
+        }
+    }
+    class Programer : Worker
+    {
+        public Programer() : base("程序员", "编程")
+        {
+            Console.WriteLine("调用了Programer无参构造");
+        }
+    }
+    class Plan : Worker
+    {
+        public Plan() : base("策划", "设计游戏")
+        {
+            Console.WriteLine("调用了Plan无参");
+        }
+    }
+    class Art : Worker
+    {
+        public Art() : base("美术", "美术设计")
+        {
+            Console.WriteLine("调用了Art的无参构造");
+        }
+        public void testArt()
+        {
+            Console.WriteLine("调用了testArt测试函数");
+        }
+    }
+    internal class Program
+    {
+        static void Main(string[] args)
+        {
+            Console.WriteLine("Hello, World!");
+            Programer programer = new Programer();
+            programer.Work();
+
+            Worker art = new Art();
+            art.Work();
+
+            Console.WriteLine(art is Programer);
+            Console.WriteLine(art is Art);
+            Console.WriteLine(art is Worker);
+
+            Art test = art as Art;
+            test.testArt();
+        }
+    }
+}