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Posted By

archlight on 01/04/09


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perl keywords


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some perl keywords

 / Published in: Perl
 
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  1. scalar @wattage returns size of array
  2.  
  3. exists $dimA[0] returns value of first element of dimA exists
  4.  
  5. defined $dimA[0] returns bool whether dimA[0] is defined
  6.  
  7. switch statement can be used when use Switch;
  8. switch($key)
  9. {
  10.    case '' { }
  11.  
  12. }
  13. foreach $line (<INFILE>) {}
  14. foreach $value (@array) {}

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Posted By: chorny on January 13, 2011

given/when work without Switch.pm

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