摘要: kuang:~$ tr --helpUsage: tr [OPTION]... SET1 [SET2]Translate, squeeze, and/or delete characters from standard input,writing to standard output. -c, -... 阅读全文
posted @ 2015-07-24 20:01 xiaokuang 阅读(278) 评论(0) 推荐(0) 编辑