Initialization of an ArrayList in one line

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北恋
北恋 2020-11-22 01:10

I wanted to create a list of options for testing purposes. At first, I did this:

ArrayList places = new ArrayList();
places.add(\         


        
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  •  Happy的楠姐
    2020-11-22 02:02

    About the most compact way to do this is:

    Double array[] = { 1.0, 2.0, 3.0};
    List list = Arrays.asList(array);
    

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