replacing contents of files from a bash script

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# 1  
Old 09-09-2002
Question replacing contents of files from a bash script

I'm writing a shell script and I need to replace the contents of a configuration file based on what is passed to the script...can I replace expressions in a file from a bash shell script?
# 2  
Old 09-13-2002
technically speaking, yes.

but then you haven't asked the real question yet. =8*)
# 3  
Old 09-13-2002
Yes using sed.

Please post whatever you have and maybe we can help.
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