bar.cc

sun 给出的源程序,可用sunstudio或gcc编译.

#include <iostream.h>
#include <stdio.h>

void foo(double);
void foo(int);

void foo(int data){
	printf("data is int(%d)\n",data);
}

void foo(double data){
	printf("data is double(%lf)\n" ,data);
}


class example{
	int high,low;
	public:
		example(int data){
			high = 200;
			low = 20;
			if(data >=high){
				printf("speed is high at %d.\n",data);
			}else if(data <=low){
				printf("speed is low at %d.\n",data);
			}else{
				printf("speed is ok at %d.\n",data);
			}
		}	
		~example(){
		}
};

int main(){
	int speed;
	foo(5);
	foo(2.00);
	speed=250;
	example test(speed);
	speed=100;
	example test1(speed);
	speed=10;
	example test2(speed);
	return 0;
}