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while (<>)<code> loops, both with and without printing $_.</li>
 <li>They give the sort of thing returned by the variable expression -
+- scalar, list, or hashy list.  (Note that the obvious -- they are pa
+rt of the name, giving the type of variable -- is slightly wrong in p
+erl5, but correct for perl6.  The difference is <code>$foo[1]