字符串数组(String []) 去掉重复值的方法

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原创最新推荐文章于 2026-03-31 15:28:43 发布 1.1w 阅读 AI 写同款· GEO 优化 ›

C#字符与字符串-字符串数组中是否有重复项判定方法 C#判断字符串、字符串数组中是否有重复项。阅读详情

public class Demo {
    /**
     * 去掉重复值
     */
    public static void main(String[] args) {
        String test = "100,120,166,1555,120,150,100";
        String[] test1 = test.split(",");
        ArrayList list = new ArrayList();
        for (int i = 0; i < test1.length; i++) {
            if (!list.contains(test1[i]))
                list.add(test1[i]);
        }
        for (int i = 0; i < list.size(); i++)
            System.out.println(list.get(i));
    }
}

public class Demo {
    /**
     * 去掉重复值
     */
    public static void main(String[] args) {
        String test = "100,120,166,1555,120,150,100";
        String[] test1 = test.split(",");
        List list = Arrays.asList(test1);
        Set set = new HashSet(list);
        String [] rid=(String [])set.toArray(new String[0]);
        for (int i = 0; i < rid.length; i++) {
            System.out.println(rid[i]);
        }
    }
}