sign() [1/8]

static int32 xtd::math::sign ( decimal  value )

static

Returns a value indicating the sign of a double-precision floating-point number.

Parameters

value

A signed number.

Returns

int32 A 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

xtd::arithmetic_exception

value is equal to NaN.