List<String> strs = Arrays.asList("aaa", "bbb", "ccc", "ddd");
String listToStr= strs.stream().collect(Collectors.joining(","));
参考:
https://blog.csdn.net/weixin_46082526/article/details/108768463
List<String> strs = Arrays.asList("aaa", "bbb", "ccc", "ddd");
String listToStr= strs.stream().collect(Collectors.joining(","));
参考:
https://blog.csdn.net/weixin_46082526/article/details/108768463
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