Return sign of argument.
Source position: math.pp line 254
function Sign( |
const AValue: Integer |
):TValueSign; overload; |
const AValue: Int64 |
):TValueSign; overload; |
const AValue: Single |
):TValueSign; overload; |
const AValue: Double |
):TValueSign; overload; |
const AValue: Extended |
):TValueSign; overload; |
Sign returns the sign of it's argument, which can be an Integer, 64 bit integer, or a double. The returned value is an integer which is -1, 0 or 1, and can be used to do further calculations with.