这段代码用来返回上一个activity

?这段代码用来返回上一个activity

?

Button b1 = (Button) findViewById(R.id.button1);
??? b1.setOnClickListener(new Button.OnClickListener()
??? {
????? public void onClick(View v)
????? {?????????
??????? /* 返回result回上一个activity */
??????? EX03_11_1.this.setResult(RESULT_OK, intent);
???????
??????? /* 结束这个activity */
??????? EX03_11_1.this.finish();
????? }
??? });