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edit entire column from a fixed-width file using awk or sed

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Top Forums Shell Programming and Scripting edit entire column from a fixed-width file using awk or sed
# 8  
Old 03-31-2009
Hi,

Code:
sed 's/./replacepattern/200' filename

Thanks
SHa
Last edited by Shahul; 03-31-2009 at 07:45 AM..
# 9  
Old 03-31-2009
So if the replacement pattern is 20 characters long, it would only overwrite 200-220 charcter?
# 10  
Old 03-31-2009
It will overwrite only the one character...(200th)..
other 19 characters will be inserted..

Code:
eg:
$ echo "Hai"|sed 's/./--/1'
--ai

Thanks
SHa
# 11  
Old 03-31-2009
Thanks Shahul! Sorry for the repeated reply... i dont have an available environment as of he moment to test it. I really appreciate your help on this.
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