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第十期FLEX项目六大属性+组件开发思路分析总结(2019-12-25)
齐齐
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1035 people have browsed it

flex项目6大属性

组件开发思路总结

  • 组件这个专业词,非常的陌生,概念也非常模糊。组件是可以组合的零件,简单的理解其功能,能够简单快速搭建出页面,@import语法来实现样式的组装,硬性要求每个组件都需要有独特的类名:class。

  • html文档的class要和html文件名和css文件中的命名一样相对应,方便以后查找。css文件命名推荐下划线,其他文件或者类名关键词之间用连接线。

  • 分析组件结构,有条理性的快速完成组件。写好的初始化样式通过关键字@import导入样式表中。写css样式的时候,边写边想效果。弹性盒子中用float无效,直接被干掉了

公共头部导航flex案例实例

html代码

  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="UTF-8">
  5. <title>全站头部导航</title>
  6. <link rel="stylesheet" href="../../static/font/iconfont.css">
  7. <link rel="stylesheet" href="public_head.css">
  8. </head>
  9. <body>
  10. <div class="public-head">
  11. <a href="">网站首页</a>
  12. <a href="">专题</a>
  13. <a href="">网站导航</a>
  14. <a href="">二手商品</a>
  15. <a href="">讨论区</a>
  16. <span>
  17. <a href=""><i class="iconfont icon-huiyuan2"></i> 登陆</a>
  18. <a href="">免费注册</a>
  19. </span>
  20. </div>
  21. </body>
  22. </html>

公共头部css文件:public_head.css

  1. /*导入元素的公共初始化样式表*/
  2. @import url(../public_reset.css);
  3. .public-head{
  4. height: 44px;
  5. background-color:#000;
  6. padding: 0 20px;
  7. display: flex;
  8. flex-flow:row nowrap;
  9. }
  10. .public-head a{
  11. line-height: 44px;
  12. color:#ccc;
  13. padding: 0 10px;
  14. }
  15. .public-head>a:hover{background-color: #fff;color:#000;}
  16. .public-head span{margin-left: auto}
  17. .public-head span i{
  18. font-size: 16px;
  19. color:#ccc;
  20. padding-right: 10px;
  21. }

公共初始化样式表:public_reset.css

  1. *{padding:0;margin: 0;
  2. /*outline:1px dashed red;*/
  3. }
  4. body{font-size: 13px;background-color: #efefef;color:#555;}
  5. a{font-size: #404040;text-decoration:none;}
  6. li{list-style: none;}

代码运行效果图

Correcting teacher:天蓬老师天蓬老师

Correction status:qualified

Teacher's comments:不仅把float干掉, 顺便连clear也干掉了
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