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Full Discussion: match a character in a line and replace
Top Forums UNIX for Dummies Questions & Answers match a character in a line and replace Post 302223450 by fpmurphy on Sunday 10th of August 2008 10:54:23 AM
Old 08-10-2008
Assuming it is the 16th character you want to replace, here is one way of doing it using awk i.e. awk -f awkscriptfile file

Code:
BEGIN { split("} J K L M N O P Q R", lookup) }
{ print substr($0,1,15) lookup[substr($0,16,1) + 1] substr($0,17) }

 

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LEARN ABOUT OSF1

dxmcstextreplace

DXmCSTextReplace(3X)													      DXmCSTextReplace(3X)

NAME

       DXmCSTextReplace - Replaces a specified segment of text in a compound string text widget.

SYNOPSIS

       DXmCSTextStatus DXmCSTextReplace(
	       Widget widget,
	       int from_pos,
	       int to_pos,
	       XmString value );

PARAMETERS

       The  identifier	(widget ID) of the compound string text widget.  An integer that represents the first character position of the text being
       replaced.  An integer that represents the last character position of the text being replaced.  Replacement text for  part  of  the  current
       text in the compound string text widget, or additional text to be inserted into the compound string text widget.

DESCRIPTION

       The  DXmCSTextReplace  routine  replaces  part  of  the text in the compound string text widget.  Within the widget, positions are numbered
       starting at 0 and increasing sequentially.  For example, to replace the second and third characters in the text, from_pos should be  1  and
       to_pos should be 3.  To insert text after the fourth character, from_pos and to_pos should both be 4.

RETURN VALUES

       A value that represents the status (success or failure) of the replace operation, as follows:

       --------------------------------------------------------
       Value			  Description
       --------------------------------------------------------
       DXmCSTextStatusEditDone	  Text replaced successfully.
       DXmCSTextStatusEditError   Text not replaced (failure).
       --------------------------------------------------------

SEE ALSO

       DXmCreateCSText(3X), DXmCSTextSetString(3X), DXmCSTextGetString(3X)

															      DXmCSTextReplace(3X)
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