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                ## **自定義構造函數** ``` function Hero(name,weapon,equipment,blood) { // this 動態的給對象增加成員 // this指向當前對象 this.hero.name=name; this.hero.weapon =weapon; this.hero.equipment=equipment; this.hero.blood=blood; //方法 this.hero.attack = function () { console.log(this.name + ':射箭') }; this.hero.run= function () { console.log(this.name + ':瞬移') }; return hero; } ``` #### 如何使用: ``` var hero1 = new Hero('黃忠','弓箭',['頭盔','靴子'],100); var hero2 = new Hero('劉備','弓箭',['頭盔','靴子'],100); new 的執行過程: 1,在內存中創建一個空對象 2,讓構造函數的this指向剛剛創建的對象 3,執行構造函數,在構造函數中設置屬性和方法 4,返回當前對象 ```
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