"Chris" <[EMAIL PROTECTED]> writes:
> > "Scott K Purcell" <[EMAIL PROTECTED]> writes:
> > hello,
> > I am sorry to ask, but I can't seem to find this kind of statement in my
> > book or in the documentation.
> >
> > $text = defined($ARGV[0]) ? $ARGV[0] : "Hello world";
> >
> > PS, the end makes sense, that if there is a $ARGV[0] being passed to use
> > it, and if not use the "hello world", but what is that defined($ARGV[0])
> > all about?????
> >
> > If anyone knows where an eg of this is, I would really appreciate.
> >
> Off the top of my head, the ?: operator?
> which eq
> if(defined($ARGV[0]))
> {
> $text = $ARGV[0];
> }
> else
> {
> $text = "Hello world";
> }
>From `perlop':
Conditional Operator
Ternary "?:" is the conditional operator, just as in C. It works
much like an if-then-else. ...
--David
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