###>isFinite
> Number.isFinite('123')
false
> isFinite('123')
true
###>isNaN
- Is number the value NaN? Making this check via === is hacky. NaN is the only value that is not equal to itself:
> Number.isNaN('???')
false
> isNaN('???')
true
###>isFinite
> Number.isFinite('123')
false
> isFinite('123')
true
###>isNaN
> Number.isNaN('???')
false
> isNaN('???')
true