# 移除换行

经常需要ssh到服务器上执行一系列命令，但是每个命令输出以后会换行，对于一些搜集信息，想实现每个主机返回收据都在一行，以便后期过滤处理。

解决思路主要有：

* `echo`命令使用`-n`参数，则可以不换行
* `echo -n $(执行的命令)`则通过`echo -n`方式打印结果就不会换行
* 通过`tr`命令去除和

```
tr -d "\n\r" < yourfile.txt
```

> unix环境，window环境

## 参考

* [Why does bash remove \n in $(cat file)?](https://askubuntu.com/questions/121866/why-does-bash-remove-n-in-cat-file)


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