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  DB<124> map { $_ +1 } 1..3
 => (2, 3, 4)

  DB<128> map  sqrt , 1..3
 => (1, "1.4142135623731", "1.73205080756888")

  DB<129> map  5 , 1..3
 => (5, 5, 5)

       BLOCK
           A syntactic construct consisting of a sequence of Perl stat
+ements
...
           Anything you can legally say in a spot where a "value" is
           required.  Typically composed of literals, variables, opera
+tors,
           functions, and "subroutine" calls, not necessarily in that 
+order.