1 class Some { 2     static{ 3         System.out.println("1"); 4     } 5      6     public Some(){ 7         System.out.println("2"); 8     } 9 }10 11 class Some2 extends Some{12     static{13         System.out.println("a");14     }15     16     public Some2(){17         System.out.println("b");18     }19 }

    public static void main(String[] args) throws Exception {        //        new Some2();   //1a2b        //        new Some(); new Some2();  12a2b        //        Class.forName("com.gl.typeof.Some2");  //1a        //        Class.forName("com.gl.typeof.Some2"); new Some2(); // 1a2b   //        Class.forName("com.gl.typeof.Some2").newInstance(); //1a2b     }