https://en.wikipedia.org/wiki/Round-off_error https://en.wikipedia.org/wiki/Machine_epsilon
Either add a tolerance (a - b <= t) or compare them as strings as you've been doing.
https://en.wikipedia.org/wiki/Round-off_error https://en.wikipedia.org/wiki/Machine_epsilon
Either add a tolerance (a - b <= t) or compare them as strings as you've been doing.