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1.class名从'a'编程了'xxxxb',如何得到这个映射关系的文件
2.得到后有什么好用的工具可以替换html中的class
----------------------------------------找到了方法,方法如下------------------------直接在入口文件require css文件，如下：
var css = require('style.scss'); console.log(css); // 输出的便是映射关系
人生最曼妙的风景，竟是内心的淡定与从容！
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人生最曼妙的风景，竟是内心的淡定与从容！