Formats for a DTYPE_NUMBER Business Component Field
You can use the Windows Control Panel to control the appearance of numeric values, or you can use the following symbols to specify an explicit format mask:
Zero (0). Specifies the position of a mandatory digit.
Pound sign (#). Specifies the position of an optional digit.
Comma (,). Specifies the position of the thousands separator. You specify the character in the Windows Control Panel.
Period (.). Specifies the position of the decimal separator. You specify the character in the Windows Control Panel.
Trailing period (.). Specifies default display precision.
Plus sign (+). Specifies the position and appearance of the positive value indicator.
Minus sign (-). Specifies the position and appearance of the negative value indicator.
Restrictions exist regarding the number of digits you can use with a business component field whose Type property is DTYPE_NUMBER. For more information, see Physical Type Property of a Table Column.