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40 lines
912 B
Perl
40 lines
912 B
Perl
$string = "Here's a string.";
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@array = (1, 2, 3);
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%hash = ('fruit' => 'apples', 'vegetable' => 'corn');
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sub printem
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{
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print shift;
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}
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$complex = {
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string => $string,
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number => 3.1415926,
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array => [@array],
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hash => {%hash},
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arrayreference => \@array,
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hashreference => \%hash,
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sub => \&printem,
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anonymoussub => sub {print shift;},
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handle => \*STDOUT,
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};
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print $complex->{string}, "\n";
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print $complex->{number}, "\n";
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print $complex->{array}[0], "\n";
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print $complex->{hash}{fruit}, "\n";
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print ${$complex->{arrayreference}}[0], "\n";
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print ${$complex->{hashreference}}{"fruit"}, "\n";
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$complex->{sub}->("Subroutine call.\n");
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$complex->{anonymoussub}->("Anonymous subroutine call.\n");
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print {$complex->{handle}} "Text printed to a handle.", "\n"; |