Simple Question

[uadmin]

Hi

Could you please help me with a simple looping command

" while : " is this command saying that all that is true.


Regards
simon

Ps all i want to know is what the : does if you can not understand the question .


thanks Simon Peter Wickham
Email: s.wickham@zoom.co.uk

 

[MikeLacey]

Hi Simon,

: doesn't do anything, except return 'true'. It used to be used as the comment character in scripts

while :
do
echo hello
sleep 1
done

is the same as saying

while true
do
echo hello
sleep 1
done
Mike
michael.j.lacey@ntlworld.com
Email welcome if you're in a hurry or something -- but post in tek-tips as well please, and I will post my reply here as well.

 

[uadmin]

Thanks Mike for the help.

Regards

Simon Simon Peter Wickham
Email: s.wickham@zoom.co.uk