WebOct 25, 2014 · Getting key with maximum value in dictionary? 627. How to update the value stored in Dictionary in C#? 483. Get dictionary key by value. 2. Python - Find longest (most words) key in dictionary. 577. Change the name of a key in dictionary. 730. Return a default value if a dictionary key is not available. 920. WebFeb 13, 2024 · @Minitech's answer, using Linq Max (), is the easiest if you're using a normal dictionary. If this is an operation you will have to do many times, you may consider moving to a SortedDictionary which sorts entries based on the key.
c# - How can you select and filter dictionary keys based on …
WebMay 27, 2024 · Good way to get the key of the highest value of a Dictionary in C#. I'm trying to get the key of the maximum value in the Dictionary results. double max = results.Max (kvp => kvp.Value); return results.Where (kvp => kvp.Value == … WebAug 18, 2014 · Dictionary is a difficult choice here because there is no way to determine "age" (unless you make it part of the key or value). Something like: public void AddDataToDictionary (string key, int value) { if (queue.Count > 10000) queue.Dequeue (); queue.Enqueue (new KeyValuePair (key, value); } Share Improve this answer Follow flowers to repel mosquitoes
How to get the max value in c# - Stack Overflow
WebJun 18, 2014 · You can get First and Last Key from the SortedDictionary which would be minimum and maximum respectively. int minKey = 0; int maxKey = 0; if (panels.Keys.Count >= 2) { minKey = panels.Keys.First (); maxKey = panels.Keys.Last (); } You can also use Enumerable.Min and Enumerable.Max like: minKey = panels.Keys.Min (); maxKey = … WebDec 11, 2012 · The key is to map the keys to values first, and then you can easily determine the max/min. var query = list.Select (key => items [key]).ToList (); int max = query.Max (); int min = query.Min (); Yes, I was just trying that. Is ToList needed? Can't leave it as IEnumerable? Hi, no its not needed for most of the cases . WebDictionaries in .NET use a hash table lookup scheme, so adding entries has very little, if any, effect on lookup performance. The only issue you will have might be memory usage. A dictionary of 3000 items will consume roughly 3000 times the storage used by the key plus the value types. greenbrier county clerk idx