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Re^3: Annoying whitespace(s)...by Rhys (Pilgrim) |
on Sep 05, 2004 at 22:24 UTC ( #388671=note: print w/replies, xml ) | Need Help?? |
Corion goes into detail about the rest of this, but as far as the $Buffer variable goes, no. Using the NULL character is C-style thinking. In Perl, if you want something to be NULL, don't put anything there. :-) E.g.:
NOTE: A variable that has a NULL value is slightly different from an undefined value:
This is why it's often wise to declare and initialize your variables at the same time. You can use a variable with a NULL value - as a hash key, for example - but not an undefined one. --J
In Section
Seekers of Perl Wisdom
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