Re^2: Variable Interpolation

ok, i'll bite. certainly running "perl -d cheese.pl" didn't educate me much....

debugger output:
...
main::(cheese.pl:4):    my $need_to_interpolate = "smell my %s\n";
  DB<1> s
main::(cheese.pl:5):    printf $need_to_interpolate, $string;
  DB<1> x %s
  empty array
....
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How does the empty hash work, here?

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Re^3: Variable Interpolation by trammell (Priest) on Apr 29, 2005 at 20:49 UTC
From `perldoc -f sprintf`: Perl's "sprintf" permits the following universally-known conversions: %% a percent sign %c a character with the given number %s a string ...	[reply]
Re^4: Variable Interpolation by ww (Archbishop) on Apr 29, 2005 at 20:56 UTC
Anguished 'd'uh! /me is shamed, especially since I spent quite while puzzling about the use of printf, and still didn't stumble on the $s being conversion sted some undeclared and empty hash. Interesting warning there, in how I let -d output shape my train of thought.	[reply]