2、this.name=name;}//TODO//...//varjerry=newPeople('Jerry');jerry.sayHi();//=>'Hi,IamJerry'varlucy=newPeople('Lucy');lucy.sayHi();//=>'Hi,IamLucy'3)补充下面的代码,尽量多地写出你能想到的实现方案。vararr=[{name:'Jerry'},{name:'Lily'},{name:'Lucy'},{name:'Tomy'}];vararr2=/*TODO*/;arr===arr2;//=>falsearr[0]===arr2[0];//=>truearr
3、[1]===arr2[1];//=>truearr[2]===arr2[2];//=>truearr[3]===arr2[3];//=>true精选word范本!.4)补充CSS代码,让p元素内的文字“垂直” 居中显示:HTML
Jerryismylove.
CSSp{height:30px;border:1pxsolid#ccc;//TODO}5)写出标号处各打印的内容,并解释原因:4、:'Lucy',sayHi:sayHi,sayAnotherHi:function(){returnsayHi();}};vartomy={name:'Tomy'}console.log(sayHi());//1:console.log(lucy.sayHi());//2:console.log(lucy.sayHi.apply(tomy));//3:console.log(lucy.sayAnotherHi());//4:精选word范本!.6)HTTP是无状态协议,那么网站应该如何记住用户的登录状态?尽量详细回答整个过程。答:7)写出标号处各打印的数值,并尽量解释原因:(
5、function(){vara=0;functionrun(){a=1;functionrun2(){console.log(a);//1:vara=3;console.log(a);//2:}run2();console.log(a);//3:functionrun3(a){console.log(a);//4:a=5;}run3(8);console.log(a);//5:functionrun4(){a=4;}console.log(a);//6:returnrun4;}varresult=run();console.log(a);//7:result();console.log(a);
6、//8:})();精选word范本!.8)页面上有以下元素:
7、不流畅,页面滚动不流畅,你会如何进行debug?答:11)编写JavaScript代码,让题目1的两个正方形可以在长方形内自由拖拽(可以使用jQuery)。//TODO...精选word范本!.12)编写一个Children类,继承题目2中的People类。//TODOvarbaby=newChildren('Lucy',12);baby.tellAge();//=>'Iam12yearsold'
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