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Thanks, I'm using sco unix; I did try grep -c "$a $b$" filename. That seemed to work.

I want to grep from a file an exact character match.
I tried grep -c "$a $b" $file
where a=6 and b=2
the problem is that I get: 6 2 and 6 20
I just need a count of the occurrence.
I'm using...

I'm using the Bourne shell and trying to write a script that will add all the time that any particular user has been on the network for.

I've used last-h | grep "username" | cut -c 58-62 to get...

Thanks...Perderabo
You're an amazing resource!!!

while [[ $response = [Yy]* ]]

doesn't work for me--but I'm using the Bourne shell.

Is there a way to use metacharacters in a loop or in an if[ ].
I want to allow a user to enter Y, y, Yes, yes, Yah, etc...
in a loop I tried:

read response
while [ "$response" = "[Yy]*" ]...

Thanks for the replies:
/etc/passwd does contain all the registered users but it is very difficult to pull out their names. Any thoughts???

I also tried logins ---- this doesn't work on my system

Is there a way to determine the names of valid system users? I know that last, finger, and who will give you the names of users who have accessed the system and / or those who are currently logged...

Thanks for the input guys! This is what I ended up doing at it seems to work, still need to test it a little more.

scr_fill=`cat filename | wc -l`
LC=10
LnCnt=$LC

while [ $scr_fill -gt $LC ]...

That's not quite what I had in mind. I need to show only 10 lines at a time. more and / or less seem to write to the whole screen and then scroll by the specified number of lines. I can't even erase...

How can I control the screen output when trying to read a large file onto the screen x number of lines at a time. I'm trying to use this is a bourne shell script. I want to display 10 lines of a...