iterate through dictionary c#
foreach(var item in myDictionary)
{
foo(item.Key);
bar(item.Value);
}iterate through dictionary c#
foreach(var item in myDictionary)
{
foo(item.Key);
bar(item.Value);
}c# iterate sortedDictionary
using System;
using System.Collections.Generic;
class SortedDictionaryEnumerationDemo
{
static void Main()
{
//Creates new SortedDictionary
var dict = new SortedDictionary<int, string>();
dict.Add(4, "Four");
dict.Add(5, "Five");
dict.Add(1, "One");
dict.Add(3, "Three");
dict.Add(2, "Two");
//Enumerating Items
Console.WriteLine("== Enumerating Items ==");
foreach (var item in dict)
{
Console.WriteLine("{0} => {1}", item.Key, item.Value);
}
//Enumerating Keys
Console.WriteLine("n== Enumerating Keys ==");
foreach (int key in dict.Keys)
{
Console.WriteLine("{0} => {1}", key, dict[key]);
}
//Enumerating Values
Console.WriteLine("n== Enumerating Values ==");
foreach (string value in dict.Values)
{
Console.WriteLine("{0} => {1}", value, GetKeyFromValue(dict, value));
}
}
//Help method for Enumerating Values
static int GetKeyFromValue(SortedDictionary<int, string> dict, string value)
{
// Use LINQ to do a reverse dictionary lookup.
try
{
return
(from item in dict
where item.Value.Equals(value)
select item.Key).First();
}
catch (InvalidOperationException e)
{
return -1;
}
}
}
//Console:
/*
== Enumerating Items ==
1 => One
2 => Two
3 => Three
4 => Four
5 => Five
== Enumerating Keys ==
1 => One
2 => Two
3 => Three
4 => Four
5 => Five
== Enumerating Values ==
One => 1
Two => 2
Three => 3
Four => 4
Five => 5
*/Copyright © 2021 Codeinu
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