Created
August 13, 2014 05:49
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来自typescript
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| var __extends = this.__extends || function (d, b) { | |
| for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; | |
| //__.constructor = __.prototype.constructor | |
| function __() { this.constructor = d; } | |
| __.prototype = b.prototype; | |
| d.prototype = new __(); | |
| }; | |
| //Note:类似于下面方式和属性拷贝的综合 | |
| function extend(Child, Parent) { | |
| var F = function(){}; | |
| F.prototype = Parent.prototype; | |
| Child.prototype = new F(); | |
| Child.prototype.constructor = Child; | |
| Child.uber = Parent.prototype; | |
| } | |
| //使用例子 | |
| var Animal = (function () { | |
| function Animal(name) { | |
| this.name = name; | |
| } | |
| Animal.prototype.move = function (meters) { | |
| alert(this.name + " moved " + meters + "m."); | |
| }; | |
| return Animal; | |
| })(); | |
| var Snake = (function (_super) { | |
| __extends(Snake, _super); | |
| function Snake(name) { | |
| //使用call或apply方法实现继承，将父对象的构造函数绑定在子对象上 | |
| _super.call(this, name); | |
| } | |
| Snake.prototype.move = function () { | |
| alert("Slithering..."); | |
| _super.prototype.move.call(this, 5); | |
| }; | |
| return Snake; | |
| })(Animal); | |
| var sam = new Snake("Sammy the Python"); | |
| sam.move(); | |
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