Anzahl der Schlüssel eines Hashs: %hash - #78018 (Allgemeines zu Perl)

2007-06-29 19:07

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2003-08-04
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[quote=Duff,29.06.2007, 15:58]

Code: (dl )

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my @keys = keys %hash;
my $length=$#keys+1-$[;
print "$length\n";

[/quote]
kleiner scherz, oder?

merke:
Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live. -- Damian Conway in "Perl Best Practices"

Code: (dl )

my $anzahl = keys %hash;

\n\n

Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live. -- Damian Conway in "Perl Best Practices"
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