如何使用sed命令将\"ABC\"替换成\"ABC\",\"DEF\"

Question

如何使用sed命令将"ABC"替换成"ABC","DEF"
试了集中办法好像这个不能出现在结果里面，请大神指点一二

Answer 1

$ echo '"ABC"'|sed 's/.*/&,"DEF"/'
"ABC","DEF"
$ echo '\"ABC\"'|sed 's/.*/&,\\"DEF\\"/'
\"ABC\",\"DEF\"