1.变量是什么，有什么用？

  1. 变量是存储数据的容器
  3. 作用：
  4.             1.声明变量
  5.       2.赋值

2.变量有哪几种数据类型，其中简单数据类型有哪些，复杂数据类型又有哪些？

  1. 数据类型：Number,String,Boolean,undefined,Object,null,Array
  3. 简单的数据类型：Number,String,Boolean,undefined
  4. 复杂的数据类型

3.undefined和null有什么区别？

  1. unll:表示值被定义，定义为空值
  2. nudefined:表示定义了一个变量，但没有赋值

4.根据链接里迪丽热巴的个人信息，使用一个对象来存放他的个人信息，迪丽热巴个人介绍

  1. <script>
  2.       var dlrbInfo=[
  3.         {
  4.           title:"中文名",
  5.           chinaName:"迪丽热巴·迪力木拉提"
  6.         },{
  7.           title:"外文名",
  8.           englishName:"Dilraba Dilmurat"
  9.         },{
  10.           title:"别名",
  11.           otherName:["迪丽热巴","小迪","热巴","胖迪"]
  12.         },{
  13.           title:"国籍",
  14.           nationality:"中国"
  15.         },{
  16.           title:"民族",
  17.           nation:"维吾尔族"
  18.         },{
  19.           title:"出生地",
  20.           birthplace:"新疆维吾尔自治区乌鲁木齐市"
  21.         },{
  22.           title:"出生日期",
  23.           dataBirth:"1992年6月3日"
  24.         },{
  25.           title:"星座",
  26.           constellation:"双子座"
  27.         },{
  28.           title:"血型",
  29.           bloodType:"AB型"
  30.         },{
  31.           title:"身高",
  32.           height:"168cm"
  33.         },{
  34.           title:"体重",
  35.           weight:"47kg"
  36.         },{
  37.           title:"毕业院校",
  38.           school:"上海戏剧学院"
  39.         },{
  40.           title:"职业",
  41.           occupation:["演员","歌手"]
  42.         },{
  43.           company:"经济公司",
  44.           item:"嘉行天下工作室"
  45.         },{
  46.           title:"代表作品",
  47.           works:["阿娜尔罕","克拉恋人","三生三世十里桃花","烈火如歌","一千零一夜"]
  48.         },{
  49.           title:"主要成就",
  50.           achievement:["2016年中英电影节最佳新人奖","2016年中国泛娱乐指数盛典新势力女艺人奖","2016年爱奇艺尖叫之夜新生代最具实力演员","2015年国剧盛典年度最受欢迎新人女演员","2014年中国时尚权力榜年度演艺圈新锐势力奖"]
  51.         }
  52.       ]
  53.     </script>

5.定义一个对象存放电影详情页面的数据

  1. <script>
  2.     var film={
  3.       name:"变相怪杰",
  4.       director:"查克·拉塞尔",
  5.       screenwriter:["Michael Fallon","马克·维西顿","麦克·韦柏"],
  6.       toStar:["金·凯瑞","彼得·里格特","彼得·格林纳","艾米·雅丝贝克","理查德·杰尼"],
  7.       type:["喜剧","奇幻"],
  8.       date:"101分钟",
  9.       cove:"https://img2.doubanio.com/view/photo/s_ratio_poster/public/p2043441362.webp"
  10.     }
  11.   </script>

6.定义个数组存放电影列表数据信息(至少 5 条信息)

  1. <script>
  2.     var films=[
  3.       {
  4.         name:"变相怪杰",
  5.         director:"查克·拉塞尔",
  6.         screenwriter:["Michael Fallon","马克·维西顿","麦克·韦柏"],
  7.         toStar:["金·凯瑞","彼得·里格特","彼得·格林纳","艾米·雅丝贝克","理查德·杰尼"],
  8.         type:["喜剧","奇幻"],
  9.         date:"101分钟",
  10.         region:"美国",
  11.         cove:"https://img2.doubanio.com/view/photo/s_ratio_poster/public/p2043441362.webp"
  12.       },{
  13.       name:"指环王3：王者无敌",
  14.       director:"彼得·杰克逊",
  15.       screenwriter:["弗兰·威尔士","菲利帕·鲍恩斯","彼得·杰克逊"],
  16.       toStar:[" 伊利亚·伍德"," 西恩·奥斯汀","维果·莫腾森","奥兰多·布鲁姆","伊恩·麦克莱恩"],
  17.       type:["动作","奇幻","冒险"],
  18.       date:"201分钟",
  19.       region:"美国",
  20.       cove:"https://img2.doubanio.com/view/photo/s_ratio_poster/public/p2642829472.webp"
  21.     },{
  22.       name:"霍比特人3：五军之战",
  23.       director:"彼得·杰克逊",
  24.       screenwriter:["弗兰·威尔士","菲利帕·鲍恩斯","彼得·杰克逊"],
  25.       toStar:[" 马丁·弗瑞曼"," 伊恩·麦克莱恩","理查德·阿米蒂奇"," 伊万杰琳·莉莉","李·佩斯"],
  26.       type:["动作","奇幻","冒险"],
  27.       date:"144分钟",
  28.       region:"美国",
  29.       cove:"https://img9.doubanio.com/view/photo/s_ratio_poster/public/p2219406504.webp"
  30.     },{
  31.       name:"憨豆特工3",
  32.       director:" 大卫·科尔",
  33.       screenwriter:["尼尔·珀维斯","罗伯特·韦德"],
  34.       toStar:["罗温·艾金森","本·米勒","欧嘉·柯瑞兰寇"," 杰克·莱西","艾玛·汤普森"],
  35.       type:["喜剧","奇幻"],
  36.       date:"89分钟",
  37.       region:"英国",
  38.       cove:"https://img2.doubanio.com/view/photo/s_ratio_poster/public/p2538352472.webp"
  39.     },{
  40.       name:"碟中谍4",
  41.       director:"布拉德·伯德",
  42.       screenwriter:[" 布鲁斯·盖勒"," 乔什·阿佩尔鲍姆","安德烈·内梅克"],
  43.       toStar:[" 汤姆·克鲁斯","杰瑞米·雷纳"," 西蒙·佩吉","宝拉·巴顿","蕾雅·赛杜"],
  44.       type:["动作","惊悚","冒险"],
  45.       date:"133分钟",
  46.       region:"美国",
  47.       cove:"https://img1.doubanio.com/view/photo/s_ratio_poster/public/p1382432968.webp"
  48.     }
  49.     ]
  50.   </script>

7.定义一个对象, 存放特惠页面信息

  1. <script>
  2.     var commodity=[
  3.       {
  4.         name:"柳州螺狮粉 200g*1",
  5.         introduce:"传统制粉手艺 甄选多重原料 地道广西风味",
  6.         price:13,
  7.         originalPrice:15.9,
  8.         bigImg:"https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=3453690343,1481264334&fm=26&gp=0.jpg"
  9.       },{
  10.         name:"雅诗兰黛 200g*1",
  11.         introduce:"【香港直邮】 3*30ml/支 深层清洁卸妆",
  12.         price:64,
  13.         originalPrice:82,
  14.         bigImg:"https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=3704626662,3960144590&fm=26&gp=0.jpg"
  15.       }
  16.     ]
  17.   </script>

附加题: 有一个数组, var starList = [‘赵丽颖’, ‘迪丽热巴’, ‘佟丽娅’, ‘王丽坤’, ‘李丽珍’, ‘邓丽君’];;把数组成员输出到页面上

  1. <script>
  2.     var starList = ['赵丽颖', '迪丽热巴', '佟丽娅', '王丽坤', '李丽珍', '邓丽君'];
  3.     for(var i=0;i<starList.length-1;i++){
  4.       document.write(starList[i]+"<br>")
  5.     }
  6. </script>