How to

get keys from dictionary

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Published: 9. October 2011 | Updated: 27. October 2011
License: Microsoft Public License (MS-PL)
Categories: Collections » Linq
Tags: Basics C# Collections
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Import namespaces

using System.Collections.Generic;
using System.Linq;

Code

var dictionary = new Dictionary<int, string>();

dictionary.Add(1, "a");
dictionary.Add(3, "c");
dictionary.Add(5, "e");

var keysArray = dictionary.Keys.ToArray();

foreach (int i in keysArray)
{
    Console.WriteLine(i);
}
Console Output:
1
3
5
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