Remove element from OrderedDictionary
using System; using System.Collections; using System.Collections.Specialized; public class OrderedDictionarySample { public static void Main() { OrderedDictionary myOrderedDictionary = new OrderedDictionary(); myOrderedDictionary.Add("testKey1", "testValue1"); myOrderedDictionary.Add("testKey2", "testValue2"); myOrderedDictionary.Add("keyToDelete", "valueToDelete"); myOrderedDictionary.Add("testKey3", "testValue3"); ICollection keyCollection = myOrderedDictionary.Keys; ICollection valueCollection = myOrderedDictionary.Values; if (!myOrderedDictionary.IsReadOnly) { myOrderedDictionary.Insert(0, "insertedKey1", "insertedValue1"); myOrderedDictionary["testKey2"] = "modifiedValue"; myOrderedDictionary.RemoveAt(myOrderedDictionary.Count - 1); if (myOrderedDictionary.Contains("keyToDelete")) { myOrderedDictionary.Remove("keyToDelete"); } } } public static void DisplayContents(ICollection keyCollection, ICollection valueCollection, int dictionarySize) { String[] myKeys = new String[dictionarySize]; String[] myValues = new String[dictionarySize]; keyCollection.CopyTo(myKeys, 0); valueCollection.CopyTo(myValues, 0); for (int i = 0; i < dictionarySize; i++) { Console.WriteLine(" {0,-5} {1,-25} {2}",i, myKeys[i], myValues[i]); } } }
1. | OrderedDictionary Class Represents a collection of key/value pairs that are accessible by the key or index. | ||
2. | Use IDictionaryEnumerator to loop through OrderedDictionary |