8027024: String.prototype.charAt and charCodeAt do not evaluate 'self' and 'pos' arguments in right order
Reviewed-by: jlaskey, attila, lagergren
Value: undefined
Numerical Value: NaN
Boolean Value(>0): false
Boolean Value(<0): false
Boolean Value(==0): false
NaN > 0? false
NaN < 0? false
NaN == 0? false