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Removing Duplicate Values from ArrayList

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无人及你
无人及你 2020-11-30 03:24

I have one Arraylist of String and I have added Some Duplicate Value in that. and i just wanna remove that Duplicate value So how to remove it.

Here Example I got o

18条回答
  • 清歌不尽
    清歌不尽 (楼主)
    2020-11-30 04:00 

    public static void main(String[] args) {
    @SuppressWarnings("serial")
    List lst = new ArrayList() {
        @Override
        public boolean add(Object e) {
            if(!contains(e))
            return super.add(e);
            else
            return false;
        }
    };
    lst.add("ABC");
    lst.add("ABC");
    lst.add("ABCD");
    lst.add("ABCD");
    lst.add("ABCE");
    System.out.println(lst);

}



    This is the better way
    
    
    
             
    
                                                        
    
            
            
    
              
                
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