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[Perl 6] Using closures.

cwchen | PRO | 11/29/17 02:08:28 AM UTC | 0 ⭐ | 12088 👁️ | Never ⏰ | []
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sub number {
    my $n = -1;
    
    sub {
        $n++;
        $n;
    }
}
 
my $f = number();
 
$f() == 0 or die "Wrong value";
$f() == 1 or die "Wrong value";
$f() == 2 or die "Wrong value";

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    01/01/70 12:00:00 AM UTC
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                        01/01/70 12:00:00 AM UTC
                        
                    
    
                
    
                

    
    
    
        
    
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