public static void main(String[] args){
fu();
}
public static void fu(){
String a="";
System.out.print("原函数"+a+" ");
boolean a1=a.isEmpty();
System.out.println("修改后"+a1);
}
public static void main(String[] args){
fu();
}
public static void fu(){
String a="";
System.out.print("原函数"+a+" ");
boolean a1=a.isEmpty();
System.out.println("修改后"+a1);
}