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  1. #!/usr/bin/perl
  2. sub infix:<!!>($a, $b) is tighter(&infix:<+>) {
  3.     2 * ($a + $b)
  4. }
  5.  
  6. say 1 + 2 * 3 !! 4
  7.  
Success #stdin #stdout 2.83s 207168KB
comments (?)
stdin 
Standard input is empty
stdout 
21
https://ideone.com/eDgpCK
language:
Perl (perl 2018.12)
created:
9 years ago
visibility:
public

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