C# sort dictionary with linq

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夕颜
夕颜 2021-01-02 00:43

I have a dictionary in C#:

public Dictionary

And I would like to get my result in to a generic list:

Li         


        
4条回答
  •  小蘑菇
    小蘑菇 (楼主)
    2021-01-02 01:22

    Here's an example using LINQ query syntax.

     public class TestDictionary 
        {
            public void Test()
            {
                Dictionary dict=new Dictionary();
                dict.Add(new Product(){Data = 1}, 1);
                dict.Add(new Product() { Data = 2 }, 2);
                dict.Add(new Product() { Data = 3 }, 3);
                dict.Add(new Product() { Data = 4 }, 9);
                dict.Add(new Product() { Data = 5 }, 5);
                dict.Add(new Product() { Data = 6 }, 6);
    
                var query=(from c in dict 
                    orderby c.Value descending 
                    select c.Key).ToList();       
            }
            [DebuggerDisplay("{Data}")]
            public class Product
            {
                public int Data { get; set; }
            }           
        }
    

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