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社群資訊
繼承 (Inheritance)
by 蘇德宙, 2011-02-05 16:18, 人氣(1510)
var animal = function() {
this.eat = function() { alert("animal eat"); }
this.walk = function() { alert("animal walk"); }
}
this.eat = function() { alert("animal eat"); }
this.walk = function() { alert("animal walk"); }
}
var dog = function() {
this.play = function() { alert("dog play"); }
this.walk = function() { alert("dog walk"); }
}
this.play = function() { alert("dog play"); }
this.walk = function() { alert("dog walk"); }
}
dog.prototype = new animal;
var bill = new dog();
bill.play();
bill.eat();
bill.walk();
bill.play();
bill.eat();
bill.walk();