public class CommandParamter {

public static void main(String[] args) {
// TODO Auto-generated method stub
System.out.println("参数个数："+args.length);
for(String arg:args)
{
System.out.println(arg);
}

int sum;
sum=0;
int i;
for(i=0;i<args.length;i++)
{
sum=sum+Integer.parseInt(args[i]);
}
System.out.println("参数的和是："+sum);
}

}

Java 参数的和