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ES6

e 1 år sedan
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3 ändrade filer med 120 tillägg och 0 borttagningar
Delad Vy Visa Diff Statistik
  1. 37 0
      JS高级/27.继承5.0.html
  2. 42 0
      JS高级/28.继承.6.0.html
  3. 41 0
      JS高级/29.继承7.0.html

+ 37 - 0
JS高级/27.继承5.0.html
Visa fil 

@@ -0,0 +1,37 @@
 
+<!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>
 
+      /**
 
+       * 寄生式继承
 
+       *    基于原型式继承 就是在原型式继承的基础上添加方法
 
+       */
 
+      let father = {
 
+        name: "LiLi",
 
+        age: 18,
 
+        getColor: function () {
 
+          return this.age;
 
+        },
 
+      };
 
+
 
+      function Way(methods) {
 
+        let obj = Object.create(methods);
 
+        obj.getName = function() {
 
+            return this.name;
 
+        }
 
+        return obj;
 
+      }
 
+
 
+      let child = Way(father);
 
+
 
+      console.log(child.getColor());
 
+      console.log(child.getName());
 
+
 
+    </script>
 
+  </body>
 
+</html>

+ 42 - 0
JS高级/28.继承.6.0.html
Visa fil 

@@ -0,0 +1,42 @@
 
+<!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>
 
+      /**
 
+       * 寄生组合式继承
 
+       *
 
+       */
 
+      function Father() {
 
+        this.name = "小明";
 
+        this.arr = [1, 2, 3];
 
+      }
 
+      Father.prototype.getName = function () {
 
+        return this.name;
 
+      };
 
+      function Child() {
 
+        Father.call(this);
 
+        this.color = "red";
 
+      }
 
+      function Way(father,child) {
 
+        child.prototype = Object.create(father.prototype);
 
+        child.prototype.constructor = child;
 
+      }
 
+      Way(Father,Child);
 
+      
+      Child.prototype.getColor = function() {
 
+        return this.color;
 
+      }
 
+
 
+      let a1 = new Child();
 
+      console.log(a1.getName(),'a1.getName');
 
+      console.log(a1.getColor(),'a1.getColor');
 
+
 
+
 
+    </script>
 
+  </body>
 
+</html>

+ 41 - 0
JS高级/29.继承7.0.html
Visa fil 

@@ -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>
 
+        class Vase {
 
+            constructor(name) {
 
+                this.name = name;
 
+            }
 
+            music() {
 
+                console.log("音乐课");
 
+            }
 
+        }
 
+
 
+        class Year extends Vase {
 
+            constructor(name,age) {
 
+                super(name);
 
+                this.age = age;
 
+            }
 
+            sport() {
 
+                console.log("运动");
 
+            }
 
+            static run() {
 
+                console.log("跑步")
 
+            }
 
+        }
 
+
 
+        let a1 = new Vase("小明");
 
+        let a2 = new Year("小红",18);
 
+
 
+        console.log(a1,'a1');
 
+        console.log(a2,'a2');
 
+        console.log(Year.run());
 
+
 
+    </script>
 
+</body>
 
+</html>