Closed cheoljoo closed 3 years ago
…ti-dimension hash , this hash was made when it access.
our %macro = {}; if(isDefinedHash("macro{test}{0}") eq ""){ print "it is not accessed\n but $macro{test} was defined\n"; } foreach my $key (keys %macro){ print "$key\n"; # print nothing }
…ti-dimension hash , this hash was made when it access.