programming-examples/Define subroutine and call it with using global variable.pl at master - programming-examples - michuIT: Everything is code

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 sub printifOK
 {
     if ($value > 10 ) {
         print "Value is $value.\n";
     } else {
         print "Value is too small.\n";
     }
 }
 $value = 10;
 printifOK;
 $value = 12;
 printifOK;