[erlang-questions] Defining type with chars.

Marcin Miszczyk <>
Sat Oct 15 22:49:41 CEST 2016


Hi.

Does anyone know why
-type dna_nucleotide() :: $G | $C | $T | $A.
is not valid sytax, while
-type dna_nucleotide() :: 71 | 67 | 84 | 65.
of course is?

mr
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