Larry Wall writes: > > sub postfix:! (num $x) { $x < 2 ?? $x :: $x * ($x - 1) ! } > > which could be fixed with the _: > > sub postfix:! (num $x) { $x < 2 ?? $x :: $x * ($x - 1) _! } > > Weird, but it's all consistent with the distinction we're already > making on curlies, which gave a great increase in readability. >
does it mean that *all* postfix operators have to be "attached" without space to their operand or used with space eater modifyer or only those for which parser ( or we ) knows that they may be confused with binary op or term ? probably the same question for prefix operators . aracdi