Kok Kok wrote:
> Hi all
> 
> I have question how to replace words using sed
> 
> ./script 61.100 192.168
> 
> The script is 
> #!/bin/sh
> sed -e 's/$2/$1/g' file > newfile
> 
> The problem is 192.168 can't replace 61.100 in the
> newfile

The single quotes prevent interpolation, the $... are not treated as
variables by the shell. Use double quotes instead:

sed -e "s/$2/$1/g" file > newfile

-- 
Dean C. Strik             Eindhoven University of Technology
[EMAIL PROTECTED]  |  [EMAIL PROTECTED]  |  http://www.ipnet6.org/
"This isn't right. This isn't even wrong." -- Wolfgang Pauli

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