[TriLUG] perl: how to initialise a variable that I want to be NULL
Joseph Mack NA3T
jmack at wm7d.net
Sun Aug 16 20:44:40 EDT 2009
On Sun, 16 Aug 2009, Anderson Silva wrote:
> I was pretty sure this worked... have you tried it with double quotes?
> my $query_string = "";
no. never thought of that :-(
double quotes works fine.
I'd assumed that since interpolation was not involved, that
they'd both be the same. Is there some reasoning behind this
or is this just a piece of magic to remember?
Joseph Mack NA3T EME(B,D), FM05lw North Carolina
jmack (at) wm7d (dot) net - azimuthal equidistant map
generator at http://www.wm7d.net/azproj.shtml
Homepage http://www.austintek.com/ It's GNU/Linux!
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