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sed #21

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374632897 opened this issue Jul 27, 2017 · 1 comment

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374632897 commented Jul 27, 2017

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374632897 commented Jul 27, 2017 •

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Mac 下 sed '\n' 无法换行的问题

换行符的通用写法：

echo -e "\n": 使用\n
$'\n'

Mac 下在sed命令中使用换行符：

手动换行
```
sed -e '1s/^/Hello\
/p' t.txt
```
使用 -e 选项来使手动断行可用。

在 Linux 上要实现上面的效果可以直接sed -i "1i $content" $filename

参考：

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