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Returns one value with the sign of another.
double _copysign( double x, double y );
- Double-precision, floating-point value to be changed.
- Double-precision, floating-point value.
_copysign returns its double-precision, floating-point argument x with the same sign as its double-precision, floating-point argument y. There is no error return.
|_copysign||<float.h>||Win 98, Win Me, Win NT, Win 2000, Win XP|
For additional compatibility information, see Compatibility in the Introduction.
All versions of the C run-time libraries.