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Full Discussion: sed - remove begin of line up to the third and including occurence of character
Top Forums Shell Programming and Scripting sed - remove begin of line up to the third and including occurence of character Post 302939331 by durden_tyler on Tuesday 24th of March 2015 05:53:38 PM
Old 03-24-2015
With GNU sed:

Code:
$
$ chr="X"
$ str="one X two X three X four X five X six X over"
$
$ echo $str
one X two X three X four X five X six X over
$ echo $str | sed -r "s/$chr([^$chr]+$chr){2}//"
one  four X five X six X over
$
$ # =============
$
$ chr="$"
$ str="one $ two $ three $ four $ five $ six $ over"
$
$ echo $str
one $ two $ three $ four $ five $ six $ over
$ echo $str | sed -r "s/\\$chr([^\\$chr]+\\$chr){2}//"
one  four $ five $ six $ over
$
$

 

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LEARN ABOUT ULTRIX

wdelch

delch(3cur)															       delch(3cur)

Name
       delch, mvdelch, mvwdelch, wdelch - remove character from window

Syntax
       #include <cursesX.h>

       int delch()

       int wdelch(win)
       WINDOW *win;

       int mvdelch(y, x)
       int y, x;

       int mvwdelch(win, y, x)
       WINDOW *win;
       int y, x;

Description
       The  routine  deletes  the character under the cursor in the default window.  All characters to the right on the same line are moved to the
       left one position and the last character on the line is filled with a blank.  The cursor position does not change.

       The routine deletes the character under the cursor in the specified window.  All characters to the right on the same line are moved to  the
       left one position and the last character on the line is filled with a blank.  The cursor position does not change.

       The  routine moves the cursor to the specified position in the default window.  The character found at this location is deleted.  All char-
       acters to the right on the same line are moved to the left one position and the last character on the line is filled  with  a  blank.   The
       cursor position does not change.

       The  routine  moves  the  cursor  to the specified position in the specified window.  The character found at this location is deleted.  All
       characters to the right on the same line are moved to the left one position and the last character on the line is filled with a blank.  The
       cursor position does not change.

       The routines and are macros.

Return Values
       The and functions return OK on success and ERR on error.

																       delch(3cur)
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