bash regex help 1

[thedaver]

I'm having a huge brainfart on this, I know it's easy.

In bash I receive a variable string in the form of:

domain_example.com.dom

Where the "example.com" will change to any FQDN over time.

I need to extract that FQDN and make it a bash variable.

????????????????????
DOMAIN=`sed -e...................




D.E.R. Management - IT Project Management Consulting

http://www.dermanagement.com/

 

[TonyGroves]

How about:
[tt]
DOMAIN=`echo $STR | sed 's/.*_\(.*\)\..*/\1/'`
[/tt]
Works in Debian Linux.