Well if Perl were to do it like this human does, the test would be: 
if ($number =~ /\D/) {
  print "$number is not an integer\n";
}
elsif ($number =~ /[02468]$/) {
  print "$number is even\n";
else {
  print "$number is odd\n";
}

[download]
Honestly, that is *exactly* how I do it! :-)

In reply to RE (tilly) 3: The Big Test by tilly
in thread The Big Test by japhy

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