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> multi sub infix:<=.> (Str $w1 is rw, Str $w2) { $w1 = $w2 ~ $w1;} sub infix:<=.> (Str $w1 is rw, Str $w2) { #`(Sub+{Precedence}|14963240 +0) ... } ... foobar > say $c; foobar