/**
* Created by xabcd on 2019/2/11.
*/
public class TestJava4_4
{public static void main(String[]args)
{
int sum = 0;
for(int i=1;i<=5;i++)
{
sum = sum + i;
System.out.println("i=" + i + ", sum =" + sum);
}
//i是局部变量
}
}
i=1, sum =1
i=2, sum =3
i=3, sum =6
i=4, sum =10
i=5, sum =15
