Re: regexp question

[Dieter Wilhelm <dieter@duenenhof-wilhelm.de>]

Peter Dyballa <Peter_Dyballa@Web.DE> writes:

> Am 26.09.2006 um 14:09 schrieb <C.Strobl@dlr.de>:
>
>> how can i find this text block with a regular expression?
>
> <column_right>[-_	 !",./0-9:<=>A-Za-z
> ]*</column_right>
>
> - has to come first, _ is just close, then come SPACE and TAB, ...,
> and finally a newline, C-q C-j.
>
> To determine the characters in the region do this shell-command-on- 
> region:
>
> 	sed -e 's/\(.\)/\1·/g' | tr '·' '\012' | sort -u
                          ^

I assume above construct is necessary for (older) UNIX systems?  I
tried:

  sed -e 's/\(.\)/\1\n/g | sort -u

which is working on my Gnu/Linux system.

-- 
    Best wishes

    H. Dieter Wilhelm
    Darmstadt, Germany