DATE : 2018.11.19
1、参考
https://blog.youkuaiyun.com/dazhi_100/article/details/13298053
https://www.cnblogs.com/malianyong/p/7575380.html
https://blog.youkuaiyun.com/u013514928/article/details/79629937
https://www.cnblogs.com/dongzhuangdian/p/5510941.html
2、windows批处理读取文件内容到一个变量中
方法一:
for /f %%i