How to get all keys of a dictionary with C#

The Keys property gets a collection containing the keys in the Dictionary. It returns an object of KeyCollection type.

The following code snippet reads all keys in a Dictionary.

  1. Dictionary<string, Int16> AuthorList = new Dictionary<string, Int16>();
  2. AuthorList.Add("Mahesh Chand", 35);
  3. AuthorList.Add("Mike Gold", 25);
  4. AuthorList.Add("Praveen Kumar", 29);
  5. AuthorList.Add("Raj Beniwal", 21);
  6. AuthorList.Add("Dinesh Beniwal", 84);
  8. // Get and display keys
  10. Dictionary<string, Int16>.KeyCollection keys = AuthorList.Keys;
  11. foreach (string key in keys)
  12. {
  13. Console.WriteLine("Key: {0}", key);
  14. }
Output
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