justworm

摘要： 由一个例子引出的思考：//#47: We can use call and apply to build a solution.//源码网址：http://ejohn.org/apps/learn/#47//作者：John Resig.function multiMax(multi){ // Make an array of all but the first argument var allButFirst = Array().slice.call( arguments, 1 ); // Find the largest number in that array of argu... 阅读全文

摘要： Animal-Dog-jiwawa例子“Animal拥有name属性和laugh方法 Dog继承Animaljiwawa(吉娃娃)是Dog的实例”各种失败的尝试：1,错误，dog只是Animal的实例，不是继承自它的后嗣1 function Animal (name){2 this.name=name;3 this.laugh=function(){return "Haha"};4 }5 var dog = new Animal("dog") ;6 console.log(dog.name);7 dog.laugh();2,错误，把Dog的prototy 阅读全文