Created
July 27, 2015 03:07
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Useless module from http://learnyousomeerlang.com
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| -module(useless). | |
| -export([add/2, hello/0, greet_and_add_two/1]). | |
| add(A,B) -> | |
| A + B. | |
| %% Show greetings. | |
| %% io:format/1 is the standard function use to output text. | |
| hello() -> | |
| io:format("Hello, world!~n"). | |
| greet_and_add_two(X) -> | |
| hello(), | |
| add(X,2). |
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