网站介绍:文章浏览阅读1.7k次。近期在执行sed替换时遇到两个问题1:sed: -e expression #1, char 19: unknown option to `s’2:变量的参数是一串命令,无法被执行代码如下hdfs=`echo $(paste -d "," -s - < ./test)`#变量的值是一串命令echo "$hdfs"#这里hdfs是可以正常输出的dir=`cat [filepath]|grep '/data.*s'|sed "s#^.*<value>##g"|sed "s#&l_sed: -e expression #1, char 19: unknown option to `s
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