List<String> list = Arrays.asList("a","b","c","d");
System.out.println(list);
String aa=list.stream().collect(Collectors.joining("、"));
String bb=String.join("、",list);
System.out.println(aa);
System.out.println(bb);
// String转List
String[] split = aa.split("、");
System.out.println(split);
List<String> strings = Arrays.asList(split);
System.out.println(strings);
List<String>转String,自定义符号,附反转
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转载自blog.csdn.net/RoyRaoHR/article/details/121672323
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