摘要: file: Hello World This is line 2 This is not var \$var scripts: var="Hello" sed -n 's/$var/Hi/p' file # result: This is not var \Hi sed -n "s/$var/Hi/ 阅读全文
posted @ 2020-07-24 15:08 bigtree2pingping 阅读(240) 评论(0) 推荐(0) 编辑