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  1. while (<DATA>) {
  2.     print if /^\w+\s+\w+[.]\w+[.]\w+$/;
  3. }
  4.  
  5. __DATA__
  6. gis.google.com
  7. CAT
  8. DOG
  9. gis1.goole.com
  10. CAT gis.google.com
  11. gis.google.com DOG
  12.  
Success #stdin #stdout 0s 3564KB
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stdin
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Standard input is empty
stdout
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CAT gis.google.com
https://ideone.com/2QGm3g
language:
Perl (perl 5.28.1)
created:
11 years ago
visibility:
public

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