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谁能告诉我这个命令究竟做了什么:
sed -e 's/(return status = 0)//g' -e 's/\-//g' | sed 's/ //g'
由于我是 UNIX 新手,因此我无法理解此命令替换了哪个字符串以及使用哪个字符串。
(return status = 0)
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