陳昱宏w3school.java雙迴圈int整數String字串,+串接,運算子operator
/*陳昱宏2022/10/17w3school學雙迴圈,運算子Operator,運算元Operand*/ public class Main { public static void main(String[] args) { int i, j; /*宣告整數integer變數i, j*/ String a="第", b="列:"; /*宣告整數字串a, b給初始直*/ for ( i = 10; i > 0; i--) { /*迴圈*/ System.out.println(a + i + b);/*+運算子用在字串,串接功能*/ for ( j = 0; j } } }