Const
Number_isNaN
Returns a Boolean value that indicates whether a value is the reserved value NaN (not a number).
Unlike the global isNaN(), Number.isNaN() doesn't forcefully convert the parameter to a number.
Only values of the type number, that are also NaN, result in true.
Number_isNaNReturns a Boolean value that indicates whether a value is the reserved value NaN (not a number).
Unlike the global isNaN(), Number.isNaN() doesn't forcefully convert the parameter to a number.
Only values of the type number, that are also NaN, result in true.