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在Linux上执行：echo 'aaaaaa' > test.htm然后在浏览器查看test.htm源码，会有一行空行；
echo 'aaaaaa' > test.htm
用vim查看只有一行；
将此文件下载下来用SublimeText查看有两行；
如何在Linux上生成一行的文件？什么原因造成的？
闭关修行中......
echo -n aaaaaa > test.htm
Vim will hide a newline at the end of the file by default. You can use xxd to see the last one0a
0a
//对比下md5值 $ echo -n 123456|md5sum |cut -b-32 e10adc3949ba59abbe56e057f20f883e $ echo 123456|md5sum |cut -b-32 f447b20a7fcbf53a5d5be013ea0b15af $ echo 123456 | hd #可以看到末尾多了`0a`字符 >>> md5(123456) => "e10adc3949ba59abbe56e057f20f883e"
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Vim will hide a newline at the end of the file by default. You can use xxd to see the last one
0a