Variable Length array in java

class abc
{
public static void main(String args[])
{
System.out.print(average(45,46.9,12,44,5,7,3,8));
}
public static double average(double...num)
{
double total=0,avg;
for(double x:num)
total+=x;

avg=total/num.length;
return avg;
}
}