摘要：
//按钮事件-(IBAction)btnRead{ UIAlertView* a=[[UIAlertViewalloc]init]; a=[[UIAlertViewalloc] initWithTitle:@"b"message:@"s"delegate:selfcancelButtonTitle:@"确定"otherButtonTitles: @"取消",nil]; [a show];}//定义的委托，buttonindex就是按下的按钮的index值- (void)alertView:(UIAlertView 阅读全文
