Better use defined on $opt_Z , cause it will die even if $opt_Z has  0 , '0' or space 
!!

> 
> Hello all,
> 
> I'm trying to get this line to work 
> 
> (!$opt_Z) ? die "Must supply Market\n" : $mkt = $opt_Z;

>You need parens because assignment is lower precedence than ternary:
>
>   (!$opt_Z) ? die "Must supply Market\n" : ($mkt = $opt_Z);

>But the following is equivalent, but more readable:

>   $mkt = $opt_Z or die "Must supply Market\n";

>(n.b. "or" is needed instead of "||", since it has super low precedence)
>
> 
> and I keep getting compiler errors.
> 
> 
> Basically I'm trying to consolidate:
> 
> if (!$opt_Z) {
>       die "Must supply Market\n";
> } else {
>       $mkt = $opt_Z;
> }


--
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]

Reply via email to