Number.SQRT2 PASSED!
typeof Number.SQRT2 PASSED!
Number.SQRT2 - DontDelete PASSED!
Number.SQRT2 is still ok PASSED!
Number.SQRT2 - DontEnum PASSED!
Number.SQRT2 is no enumberable PASSED!
Number.SQR_2 - ReadOnly PASSED!
Number.SQRT2 is still here PASSED!
