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 <= i; j++)
System.out.print(j); /*print輸出完,下一個print在後面,*/
System.out.println(); /*printIn輸出完換列line,()的空,只有換列*/
for ( i =40845; i < 40960; i ++)
{ a = Character.toString(i);
System.out.println( i + " 字碼的字元是 " + a );
}
}
}
}
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