TabControl1.SelectedIndex=1;//The second tab this.tabcontrol1.tabpage[0].show(); this.tabcontrol1.tabpage[1].show(); this.tabControl1.SelectedIndex=index; 相关文章: 2022-12-23 2022-12-23 2022-12-23 2021-12-20 2022-12-23 2021-05-22 2022-12-23 2022-12-23