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josePhoenix/test.exs

Created September 22, 2014 00:47
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test.exs
iex(6)> mydata = [{"foo", 1}, {"bar", 34}, {"quux", -2}]
[{"foo", 1}, {"bar", 34}, {"quux", -2}]
iex(7)> Enum.map(mydata, IO.inspect)
** (UndefinedFunctionError) undefined function: IO.inspect/0
(elixir) IO.inspect()
iex(7)> myinspect = fn a -> IO.inspect a end
#Function<6.90072148/1 in :erl_eval.expr/5>
iex(8)> Enum.map(mydata, myinspect)
{"foo", 1}
{"bar", 34}
{"quux", -2}
[{"foo", 1}, {"bar", 34}, {"quux", -2}]
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