Java 向 List<String> 添加值 = new ArrayList<String>();

Question

提问by lonelearner

Sorry i really dont know how to do this, last resort but to ask. I wanted to add values to the string list. But my code is not working

对不起，我真的不知道该怎么做，最后只能问。我想将值添加到字符串列表中。但我的代码不起作用

private List<String> sample = new ArrayList<String>(){"item1","item2","item3"};

Answer 1

Try,

尝试，

ArrayList<String> list = new ArrayList<String>() {{
    add("item1");
    add("item2");
    add("item3");
}}

OR

或者

ArrayList<String> list = new ArrayList<String>();
list.add("item1");
list.add("item2");
list.add("item3");

Answer 2

Here it is:

这里是：

List<String> sample = new ArrayList<String>(Arrays.asList("item1", "item2", "item3"));