Thanks! I've been trying to figure that out for hours! Now I actually
get it!
-Dave
On Tue, 14 Aug 2001 00:09:59 +0200, Paul Johnson wrote:
>On Mon, Aug 13, 2001 at 05:50:14PM -0400, David Rankin wrote:
>
>> #!/usr/bin/perl -w
>> use strict;
>> my $num=3;
>> my $nextnum;
>> $num==3 ? $nextnum=4 : $nextnum="unknown" ;
>> print $nextnum;
>>
>> It prints "unknown". I'd expect it to print "4" because $num==3 would
>> evaluate to true.
>
>You're being hit by precedence.
>
>$ perl -MO=Deparse,-p -e '$num==3 ? $nextnum=4 : $nextnum="unknown"'
>((($num == 3) ? ($nextnum = 4) : $nextnum) = 'unknown');
>
>But if you are assigning to the same variable in both branches, you're
>better off writing like this:
>
> $nextnum = $num == 3 ? 4 : "unknown";
>
>$ perl -MO=Deparse,-p -e '$nextnum = $num == 3 ? 4 : "unknown"'
>($nextnum = (($num == 3) ? 4 : 'unknown'));
>
>--
>Paul Johnson - [EMAIL PROTECTED]
>http://www.pjcj.net
>
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