陳安w3schools學習Java迴圈,int整數,String字串,Character.toString將字碼轉成字元方法(函數)
/*陳安2022/10/17w3Schools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給初始值*/ for ( i = 8; i > 0; i--) { /*迴圈*/ System.out.print(a + i + b);/*+運算子用在字串,串接功能*/ for ( j = 0; j