Display certain line (s) from a text file in Linux.

Purpose:

Display certain line or lines from a text file, such as:

Display the t h Line from File Message.log

Or

Display the lines between and 1020 from file Message.log

solution:using sed:

sed -n ‘1000,1020p‘ message.logsed -n ‘1000,1020p; 1021q‘ message.log #break after read out 1020th line.

Using awk:

awk ‘{if ((NR >= 1000) && (NR <= 1020)) print $0}‘ message.log

Using Cat && grep:

cat -n message.log | grep -A 20 ‘^ *1000‘

Using NL && grep:

nl message.log | grep -A 20 ‘^ *1000‘

Using Tail && Head:

tail -n +1000 message.log | head 20head -n 1000 message.log | tail +20

REF:

1. Http://serverfault.com/questions/133692/how-to-display-certain-lines-from-a-text-file-in-linux

Display certain line (s) from a text file in Linux.