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Gary Wessle wrote:
> Hi
>
> I need to remove the "//" from the beginning of all the lines in my
> c++ code which contain the string 'n', including the single comma.
> e.g, un-comment all of those lines that qualify. and then also to
> place "//" not including the double quotes at the beginning of all
> lines containing the 'f' string.
>
> this is a bit too much for me to come up with.
>
> thanks

C-M-% ^\(//\)\(.*'n',\)<RET>\2<RET>

C-M-% ^.*'f'<RET>//\0<RET>