Characters Numeric Controls and Indicators Accept

Numeric controls and indicators accept only the following characters.

Character(s) Description
Decimal digits 1, 1.0, 2, 3.5, and so on
. Decimal point
+ Positive symbol
Negative symbol
E or e For scientific or engineering notation format
Inf Infinity
NaN Not a number
/ For use in absolute time format
: For use in absolute time format
AM, am, PM, pm For use in absolute time format