SPVM::EqualityChecker - Interface Type for Object Equality Checking Callback
use EqualityChecker; use Point; my $equality_checker = (EqualityChecker)method : int ($object1 : object, $object2 : object) { my $point1 = (Point)$object1; my $point2 = (Point)$object2; if ($point1->x == $point2->x && $point1->y == $point2->y) { return 1; } else { return 0; } }; my $point1 = Point->new(1, 2); my $point2 = Point->new(5, 6); my $is_equal = $equality_checker->($point1, $point2);
EqualityChecker is the interface type for the object equality checking callback.
required method : int ($object1 : object, $object2 : object)
The implementation must receive two objects and if they are equal, return 1, otherwise return 0.
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To install SPVM, copy and paste the appropriate command in to your terminal.
cpanm
cpanm SPVM
CPAN shell
perl -MCPAN -e shell install SPVM
For more information on module installation, please visit the detailed CPAN module installation guide.