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I need to know how to replace a line after a pattern match with an empty line using SED

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# 1  
Old 10-11-2012
I need to know how to replace a line after a pattern match with an empty line using SED

Hi How Are you?
I am doing fine!
I need to go now?
I will see you tomorrow!

Basically I need to replace the entire line containing "doing" with a blank line:
I need to the following output:
Hi How Are you?

I need to go now?
I will see you tomorrow!

Thanks in advance....
# 2  
Old 10-11-2012
sed '/doing/s/.*//' file

This User Gave Thanks to elixir_sinari For This Post:

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