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  1. #!/usr/bin/perl
  2. my $version=6.1; 
  3. $version =~ /\d\./;
  4. print "$&"; # => 6.
Success #stdin #stdout 0s 6000KB
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Standard input is empty
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6.
https://ideone.com/qU747r
language:
Perl (perl 5.28.1)
created:
10 years ago
visibility:
secret

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