Why is this Perl 6 feed operator a “bogus statement”?
问题 I took this example from Day 10 – Feed operators of the Perl 6 2010 Advent Calendar with the slight change of .uc for the .ucfirst that's no longer there: my @rakudo-people = <scott patrick carl moritz jonathan jerry stephen>; @rakudo-people ==> grep { /at/ } ==> map { .uc } ==> my @who-it's-at; say ~@who-it's-at; I write it slightly differently with some additional whitespace: my @rakudo-people = <scott patrick carl moritz jonathan jerry stephen>; @rakudo-people ==> grep { /at/ } ==> map {