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I want to add options to my shell script but having problems, my code so far is;


#!/bin/bash
lflag=
iflag=
while getopts 'l:i:' OPTION
do
case...

I'm looking for a way to match a particular string in another string and if a match is found execute some command.

I found the case statement can be used like this;


case word in
[...

I'm piping the results of a tcpdump into a shell script and want certain commands executed (specifically the firing of an SNMP alert) based on a grep for certain contents in the output of tcpdump.
...