[erlang-questions] What does it mean when an evaluated expression is a list that contains the pipe character?
Tue Feb 24 16:37:38 CET 2015
I came across the example:
I understand that the pipe character, |, can be used to append an item to
the head of the list or to pop an item off the list in a pattern match.
But what exactly is happening in the example above? Why does the evaluated
expression still contain the pipe?
My best guess is that the final expression results in a match specification
that could be used in a pattern match. However, that seems strange too
because if so, we'd be popping two items off the list, which should be
Can someone shed some light?
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