As you can see on this SO posts, there are plenty of ways to go wrong doing a diff of month in rails.
Since we already have the
Time.days_in_month feature, we could do a pretty accurate
Float diff between months or years (days / hours / minutes beeing trivial).
However, maybe the Float result is only something I needed for my very specific case (computed cost per month based on a period).
So here are my questions:
- would you want a date diff feature ?
- if yes, would you want a float result ?
Interface very rough idea: