Most bugs come from side effects, so write "pure" functions: 1
Most bugs come from side effects, so write "pure" functions:
1. Accept *all* inputs as params.
2. Don't mutate inputs.
3. Return new value.
Most bugs come from side effects, so write "pure" functions:
1. Accept *all* inputs as params.
2. Don't mutate inputs.
3. Return new value.