Returns the value of x but with the sign of y.
Include
<math.h>
Prototype
long double copysignl(long double x, long double y);
Arguments
x
y
Return Value
Returns the value of x
but with the sign of
y
.
Example
#include <math.h>
#include <stdio.h>
int main(void)
{
long double x,y,z;
x = 10.0;
y = -3.0;
z = copysignl(x, y);
printf("The value %Lf but with %Lf's sign is %Lf\n\n", x, y, z);
}
Example Output
The value 10.000000 but with -3.000000's sign is -10.000000