Jenda Krynicky wrote:
If we name the subroutine the code would look like this:
sub read_from_stdin {
return ;
}
...
$next = non_blank(\&read_from_stdin);
that is again the non_blank() would receive a reference to a
subroutine that reads one line from STDIN whenever called.
(actually this is
From: Richard Lee <[EMAIL PROTECTED]>
> http://www.stonehenge.com/merlyn/UnixReview/col08.html
>
> From above article, I am not fully understanding what's going on on
> below code.
>
> 1)is there any difference in $next = $non_blank() and
> $next=$non_blank( sub{ }) in terms of funcaitonalit
http://www.stonehenge.com/merlyn/UnixReview/col08.html
From above article, I am not fully understanding what's going on on
below code.
1)is there any difference in $next = $non_blank() and
$next=$non_blank( sub{ }) in terms of funcaitonality?
I am not fully understanding the difference in
