Exploding check commands batman ...
Elliot Finley
efinleywork at efinley.com
Fri Jul 1 22:47:16 CEST 2005
----- Original Message -----
From: "Paul L. Allen" <pla at softflare.com>
> On the other hand,
>
> $x = 'five';
> $x++;
> print "$x\n";
>
> gives an answer of one (the string 'five', when evaluated as a number,
> is equivalent to 0).
>
> $x = 'perl';
> $x++;
> print "$x\n";
>
> and the output is 'perm', provided you didn't use $x as a string between
> defining it and the increment, and it only works with auto-increments.
> There's a reason for all that too, and it's not so you can make hair
> jokes about perl.
Why would these two cases be different?
Elliot
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