标签：style blog color for ar div log new
List去除重复
List<String> ls = new ArrayList<String>(); ls.add("a"); ls.add("b"); ls.add("c"); ls.add("a"); ls.add("a"); HashSet<String> hs = new HashSet<>(ls); ls.clear(); ls.addAll(hs); for(String s : ls){ System.out.println(s); }
标签：style blog color for ar div log new
原文地址：http://www.cnblogs.com/loveismile/p/3912606.html
