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继承

zheng hace 5 días
padre
4f70e5ed0b
commit
1429414e54
Se han modificado 2 ficheros con 43 adiciones y 1 borrados
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  1. 2 1
      11.复习/13.组合继承.html
  2. 41 0
      11.复习/16.寄生组合式继承.html

+ 2 - 1
11.复习/13.组合继承.html
Ver fichero 

@@ -27,10 +27,11 @@
 
             Person.call(this,val)
 
             Person.call(this,val)
 
         }
 
         }
 
         Child.prototype = new Person();
 
         Child.prototype = new Person();
 
-        
+        Child.prototype.constructor = Child;
 
         let c1 = new Child('北京');
 
         let c1 = new Child('北京');
 
         let c2 = new Child('哈尔滨');
 
         let c2 = new Child('哈尔滨');
 
         c2.list.push("12");
 
         c2.list.push("12");
 
+        console.log(c1.constructor,'打印');
 
         console.log(c1, 'c1', c1.list)
 
         console.log(c1, 'c1', c1.list)
 
         console.log(c2, 'c2', c2.list)
 
         console.log(c2, 'c2', c2.list)
 
         c1.say()
 
         c1.say()

+ 41 - 0
11.复习/16.寄生组合式继承.html
Ver fichero 

@@ -0,0 +1,41 @@
 
+<!DOCTYPE html>
 
+<html lang="en">
 
+
 
+<head>
 
+    <meta charset="UTF-8">
 
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
 
+    <title>Document</title>
 
+</head>
 
+
 
+<body>
 
+    <script>
 
+        function Father(a) {
 
+            this.name = '图图';
 
+            this.list = ['吃饭', '睡觉', '打豆豆'];
 
+            this.address = a;
 
+        }
 
+        Father.prototype.say = function () {
 
+            console.log("你好");
 
+        }
 
+        function Child(val) {
 
+            Father.call(this,val);
 
+        }
 
+        // Child.prototype = new Father();
 
+
 
+        function createObj(c, f) {
 
+            c.prototype = Object.create(f.prototype);
 
+            c.prototype.constructor = c;
 
+
 
+        }
 
+        createObj(Child, Father)
 
+        let c1 = new Child('北京');
 
+        let c2 = new Child('哈尔滨');
 
+        c1.list.push("hahaha")
 
+        console.log(c1, 'c1');
 
+        console.log(c2, 'c2');
 
+        c1.say();
 
+        c2.say();
 
+    </script>
 
+</body>
 
+
 
+</html>