hi: thanks for the response, this look much shorter! but this doesn't work either...
:g/\(abc\d\+\).*\1\@!\(.*\) 1 abc123 bla bla bla abc123 bla bla 2 abc123 bla bla bla abc1234 bla bla 3 abc123 bla bla bla abc123 bla bla 4 abc123 bla bla bla abc1234 bla bla 5 abc123 bla bla bla abc123 bla bla I'm expecting to see only line 2&4... any idea? regards ping On Sat, Aug 10, 2013 at 5:11 PM, Niklas Reinhart <[email protected]>wrote: > Hi, > > this works for me: > > abc\(\d\+\).*abc\1\@! > > Regards > > Niklas > > > Am Sat, 10 Aug 2013 16:45:30 -0400 > schrieb Ping Song <[email protected]>: > > > thanks. yes I know we can use that way(/1 /2 ..etc). > > what I meant is, how to use these to actually do the compare in a vim > > ex command line? sth like : > > > > :g#\(abc\d\+) bla bla \(abc\d\+\)#if /1 != /2 then echo "found a > > diff !" > > > > of course this doesn't work but just some fake code to clarify what I > > meant > > > > > > > > On Sat, Aug 10, 2013 at 3:30 AM, Marcin Szamotulski > > <[email protected]> wrote: Hi, > > > > I am not sure if I understand you correctly but you can use \(...\) > > and and then reuse it with \1 (it matches the same string as what > > \(...\) have matched). > > > > Regards, > > Marcin > > > > > > > > On 00:44 Sat 10 Aug , ping song wrote: > > > hi guys: > > > I run into a scenario that , I need to compare 2 part of the regex > > > string in one line : > > > > > > "abc123456 bla bla bla abc1234" > > > > > > so I'm thinking, can we use the backreference, to compare the first > > > abc\d\+ with the second one and only print out a message in case we > > > detect the different ones ? preferably if this can be done with one > > > command... > > > > > > thanks! > > > > > > -- > > > -- > > > You received this message from the "vim_use" maillist. > > > Do not top-post! Type your reply below the text you are replying to. > > > For more information, visit http://www.vim.org/maillist.php > > > > > > --- > > > You received this message because you are subscribed to the Google > > > Groups "vim_use" group. To unsubscribe from this group and stop > > > receiving emails from it, send an email to > > > [email protected]. For more options, visit > > > https://groups.google.com/groups/opt_out. > > > > > > > > > > -- > > -- > > You received this message from the "vim_use" maillist. > > Do not top-post! Type your reply below the text you are replying to. > > For more information, visit http://www.vim.org/maillist.php > > > > --- > > You received this message because you are subscribed to the Google > > Groups "vim_use" group. To unsubscribe from this group and stop > > receiving emails from it, send an email to > > [email protected]. For more options, visit > > https://groups.google.com/groups/opt_out. > > > > -- > -- > You received this message from the "vim_use" maillist. > Do not top-post! Type your reply below the text you are replying to. > For more information, visit http://www.vim.org/maillist.php > > --- > You received this message because you are subscribed to the Google Groups > "vim_use" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- -- You received this message from the "vim_use" maillist. Do not top-post! Type your reply below the text you are replying to. For more information, visit http://www.vim.org/maillist.php --- You received this message because you are subscribed to the Google Groups "vim_use" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
