Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED参数详解

Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 参数详解

    /**
     * If set, and this activity is either being started in a new task or
     * bringing to the top an existing task, then it will be launched as
     * the front door of the task.  This will result in the application of
     * any affinities needed to have that task in the proper state (either
     * moving activities to or from it), or simply resetting that task to
     * its initial state if needed.
     */
    public static final int FLAG_ACTIVITY_RESET_TASK_IF_NEEDED = 0x00200000;
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翻译：如果设置了该参数，activity从新的任务栈启动或者是从已经存在的任务栈中推到栈顶，activity都将作为栈顶界面显示，这将导致应用的