没人么...在线等

为啥不用eclipse

package Try001;
public class Sb {
String name;
int age;
String address;
public static void main(String[] args) {
Sb sb1 = new Sb();
sb1.name = "sabi";
sb1.age = 250;
sb1.address = "sabishi";
sb1.sayHi();
}
void sayHi(){
System.out.println("大家好，我叫"+name+"，今年"+age+"岁了，家住"+address);
}
}

包名带上

包名.文件名