3 ms·
The distinction is important. "Reading from memory" (function arguments) is pure, but doing I/O is not. A pure parser can be a functor, while one that does I/
by cryptonector 3y ago
The distinction is important. "Reading from memory" (function arguments) is pure, but doing I/O is not. A pure parser can be a functor, while one that does I/O not so much.