📜  从后台弹出片段 - 任何代码示例

📅  最后修改于: 2022-03-11 14:56:41.084000             🧑  作者: Mango

代码示例2
FragmentManager fm = getSupportFragmentManager();

    if (fm.getBackStackEntryCount() > 0) {

        fm.popBackStack();

    }else {
        super.onBackPressed();
    }