从bash脚本中删除OS X中的目录

Question

I want to run from bash script this command. 我想从bash脚本运行此命令。

rm –rf secure_gate

But for some reason I get this error and I can't find why: 但是由于某种原因，我收到此错误，但找不到原因：

rm: –rf: No such file or directory
rm: secure_gate: is a directory

Do you know what is the proper way to delete directory in OS X? 您知道在OS X中删除目录的正确方法是什么吗？

Answer 1

That's not a hyphen in –rf , so Bash thinks that –rf is a filename. 这不是–rf的连字符，因此Bash认为–rf是文件名。

If I get the numerical value of the dash copy-pasted from the question, I get 如果我从问题中复制粘贴的破折号的数值，

$ printf '%d' "'–"
8211

$ printf '%d' "'-"
45