Hash map creation : keys « Hash « Perl

  1. Perl
  2. Hash
  3. keys




Hash map creation

    

#!C:/Perl/Bin

%animals = (H=> 'h', S=> 's', G=> 'g');

print "$animals{'Shark'} \n\n";

foreach $creature(keys %animals)
{
     print "$creature \n";
}










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1.Keys function is used to get all keys in a hash
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3.Obtain the list of keys and display each key-value pair
4.The keys operator returns a list of all the key names within a hash.
5.Hash (Associative Array) Functions: The keys function returns, in random order, the keys of a hash.