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Re: Re: Re: $a++ allowed by $a-- is not ! why?

by kabel (Chaplain)
on Sep 02, 2003 at 08:48 UTC ( #288265=note: print w/replies, xml ) Need Help??

in reply to Re: Re: $a++ allowed by $a-- is not ! why?
in thread $a++ allowed by $a-- is not ! why?

(Exercise for the interested reader - search the archives of p5p for past discussions of the -- operator on strings. I know that it has been discussed extensively there, and am just too lazy to search for it.)
thanks. i think i found the starting point into it. further pointers welcome! :-)
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Re: Re: Re: Re: $a++ allowed by $a-- is not ! why?
by tilly (Archbishop) on Sep 03, 2003 at 04:57 UTC
    Yup, that is the discussion that I had in mind...

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[Lady_Aleena]: You could quote it. <c>perl -e 'print "1.0"'>/c> returns 1.0
[Lady_Aleena]: perl -e 'my $var = "1.0"; print $var;' if it is in a variable also returns 1.0, though perl -e 'my $var = 1.0; print $var;' returns 1.
[1nickt]: In my case I can simply pass sprintf '%.1f', 1.0 (to Types::Standard:: Int), but what if you didn;t know the precision of the number you were working with? Seems I must be missing something. Oh well, my test list is complete, mooving on ...

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