第1个回答 推荐于2018-03-08
public class ZiFuChuanChangDuTest {
public int f1(String a){
int sum=0;
sum=a.length();
return sum;
}
public static void main(String args[]){
ZiFuChuanChangDuTest n=null;
n=new ZiFuChuanChangDuTest();
Scanner sc=new Scanner(System.in);
System.out.println("请输入字符:");
String i=sc.nextLine();
System.out.println("字符串长度为:"+n.f1(i));
}
}本回答被网友采纳