Why can't one add/remove items from an ArrayAdapter?

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一整个雨季
一整个雨季 2020-11-29 07:26

I am using an ArrayAdapter to populate the items to list in a android.widget.Spinner. That works all fine.

But now I wa

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  •  谎友^
    谎友^ (楼主)
    2020-11-29 07:46

    Probably, you are using List in your ArrayAdapter class instead of ArrayList.

    Try converting your array or list to ArrayList -

    new ArrayList(Arrays.asList(array));
    

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