public class StringText {
String str="123";
char num[]={'a','o','v','e'};
public void change(String str, char[] num){
str="2468";
num[0]='l';
}
public static void main(String[] args) {
StringText ch = new StringText();
ch.change(ch.str,ch.num);
System.out.println(ch.str);
System.out.println(ch.num);
}
}
输出结果
123
love