[Java]_ch6.6_方法設計I (變數)

[Java]_ch6.6_方法設計I (變數)





public class A6_2 {



public static void main(String[] args) {

star();

starN(20);

starD(15);

double result=starM(15.5,20);

System.out.println("result="+result);

}



public static void star() {

for(int i=1;i<=10;i++) {

System.out.print("*");

}

System.out.println();

}

public static void starN(int n) {

for(int i=1;i<=n;i++) {

System.out.print("*");

}

System.out.println();

}

public static void starD(double n) {

for(int i=1;i<=n;i++) {

System.out.print("*");

}

System.out.println();

}

public static double starM(double m,int n) {

for(int i=1;i<=m+n;i++) {

System.out.print("*");

}

System.out.println();

return m+n;

}



}