| MathSign Method (Double) |
Returns a value indicating the sign of a double-precision floating-point number.
Namespace: System
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0
SyntaxC#
public static int Sign( double value )
Parameters
- value
- Type: SystemDouble
A signed number.
Return Value
Type: Int32A number that indicates the sign of value, as shown in the following table.Return value Meaning -1 value is less than zero. 0 value is equal to zero. 1 value is greater than zero.
Exceptions| Exception | Condition |
|---|---|
| ArithmeticException | value is equal to NaN. |
See Also