Re: Retrieving data from multidimensional hashes

If you can't handle multiple levels, do it level by level.

my $subhash = $hash{$x};
my $count = keys %$subhash;
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Comment on Re: Retrieving data from multidimensional hashes Download Code

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Re^2: Retrieving data from multidimensional hashes by Back2Coding (Initiate) on Aug 11, 2008 at 19:20 UTC
ok, maybe it has been too long since I last wrote code ;) Whats the "my" all about in front of the variables on those lines? Is it just to say "this is a variable name"?	[reply]
Re^3: Retrieving data from multidimensional hashes by ikegami (Patriarch) on Aug 11, 2008 at 19:40 UTC
It's a scoping mechanism and a typo avoidance mechanism. Make sure to use `use strict;` in your programs and modules.	[reply] [d/l]