input of while loop to come from output of `command`

Question

#I used to have this, but I don\'t want to write to the disk
#
pcap=\"somefile.pcap\"
tcpdump -n -r $pcap > all.txt
while read line; do  
  ARRAY[$c]=\"$line\"
  c=$(         


        

Answer 1

This works in bash:

while read line; do  
  ARRAY[$c]="$line"
  c=$((c+1))  
done < <(tcpdump -n -r "$pcap")