C# OrderedDictionary Insert
Description
OrderedDictionary Insert inserts a new entry into the
OrderedDictionary collection with the specified key and value at the specified
index.
Syntax
OrderedDictionary.Insert has the following syntax.
public void Insert(
int index,// w ww . j a v a 2s.c om
Object key,
Object value
)
Parameters
OrderedDictionary.Insert has the following parameters.
index- The zero-based index at which the element should be inserted.key- The key of the entry to add.value- The value of the entry to add. The value can be null.
Returns
OrderedDictionary.Insert method returns
Example
using System;// www .j a v a2 s . c o m
using System.Collections;
using System.Collections.Specialized;
public class SamplesStringCollection {
public static void Main() {
OrderedDictionary myOrderedDictionary = new OrderedDictionary();
myOrderedDictionary.Add("testKey1", "testValue1");
myOrderedDictionary.Add("testKey2", "testValue2");
myOrderedDictionary.Add("testKey3", "testValue3");
myOrderedDictionary.Insert(0, "insertedKey1", "insertedValue1");
// Modify the value of the entry with the key "testKey2"
myOrderedDictionary["testKey2"] = "modifiedValue";
// Remove the last entry from the OrderedDictionary: "testKey3"
myOrderedDictionary.RemoveAt(myOrderedDictionary.Count - 1);
// Remove the "keyToDelete" entry, if it exists
if (myOrderedDictionary.Contains("keyToDelete"))
{
myOrderedDictionary.Remove("keyToDelete");
}
}
}