摘要: tr命令 NAME tr - translate or delete charactersSYNOPSIS tr [OPTION]... SET1 [SET2]DESCRIPTION Translate, squeeze, and/or delete characters from standard 阅读全文
posted @ 2019-01-29 23:47 是甜甜啊 阅读(264) 评论(0) 推荐(0) 编辑