将逗号分隔的字符串转换为List
List<String> list = Arrays.asList(str.split(","));
List<String> list = Arrays.asList(StringUtils.split(str, ","));
将list转化为逗号分割的字符串
String str = String.join(",", list);
String str = StringUtils.json(list.toArray(), ",");
将逗号分隔的字符串转换为List
List<String> list = Arrays.asList(str.split(","));
List<String> list = Arrays.asList(StringUtils.split(str, ","));
将list转化为逗号分割的字符串
String str = String.join(",", list);
String str = StringUtils.json(list.toArray(), ",");
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