Java-10，方法的重载

public class ReLoad {
    static String s = "hello";
    
    void reload(){
        System.out.println("01");
    }
    
    void reload(String a){
        System.out.println("02\t"+a);
    }
    
    public static void main(String[] args) {
        
        ReLoad r1 = new ReLoad();
        r1.reload();
        r1.reload(s);
    }
}