Apr 152010
How to find out whether reference is pointing to a scalar, array or hash in Perl?
Answer:
Use the ref() function
my $data = [1,2,3];
print ref($data); # print out ARRAY
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How to find out whether reference is pointing to a scalar, array or hash in Perl?
Answer:
Use the ref() function
my $data = [1,2,3];
print ref($data); # print out ARRAY
