Dictionary to namevaluecollection
WebApr 22, 2009 · Yet another way to do it: NameValueCollection nvcData = HttpUtility.ParseQueryString (queryString); Dictionary dictData = new Dictionary (nvcData.Count); foreach (string key in nvcData.AllKeys) { dictData.Add (key, nvcData.Get (key)); } Share WebOct 9, 2009 · NameValueCollection is a highly non-generic class dating back from .NET 1.0, it can only store pairs that have a string as the key and a string as the value. Dictionary works for any type of key and value. There is no compelling reason to not use Dictionary instead. Beware that its default comparer is case-sensitive.
Dictionary to namevaluecollection
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WebJan 19, 2015 · NameValueCollection item = ( (IDictionary)dynamicObject).ToNameValueCollection (); [...] public static NameValueCollection ToNameValueCollection (this IDictionary dictionary) { var nameValueCollection = new NameValueCollection (); foreach (var pair in dictionary) { … WebDec 12, 2012 · NameValueCollection is built around string keys, and string values. How about a quick extension method: public static IDictionary ToDictionary (this NameValueCollection col) { var dict = new Dictionary (); foreach (var key in col.Keys) { dict.Add (key, col [key]); } return dict; } That way you can easily go:
WebApr 8, 2011 · NameValueCollection allows duplicate keys. In that case, all values are inserted for the same key in HashTable. there is only one entry per unique key. e.g. if you have "red" key listed twice against "rouge" and "verde" values, both values will be listed against hash key "red" as a single key. WebNameValueCollection - ToDictionary C# Extension Methods NameValueCollection - ToDictionary A NameValueCollection extension method that converts the @this to a …
WebMar 26, 2012 · NameValueCollection collection = ... string value = collection [key]; if (value == null) // key doesn't exist 2) if the specified key is found and its associated value is null. collection [key] calls base.Get () then base.FindEntry () which internally uses Hashtable with performance O (1). Share Improve this answer Follow edited Nov 9, 2024 at 5:53 WebJan 21, 2013 · NameValueCollection is wrapper over what amounts to a IList>> (note that NameValueCollection predates generics) - operations like Get (string) are O (n) and items can be fetched by index and each Key maps to one or more Values (this differs from a Dictionary ).
WebNameValueCollection - ToDictionary. A NameValueCollection extension method that converts the @this to a dictionary. public static void Main () { var input = new …
WebMar 6, 2009 · A NameValueCollection in .NET is basically what's used for QueryStrings to hold key/value pairs. The biggest difference is when two items with the same key are added. With IDictionary, there are two ways to set a value. Using the .Add () method will throw an error on a duplicate key when the key already exists. sick burning feeling in throatWebJul 9, 2024 · public class HttpContext{public HttpRequest Request { get; }public HttpResponse Response { get; }}public class HttpRequest{public Uri Url { get; }public NameValueCollection Headers { get; }public Stream Body { get; }}public class HttpResponse{public NameValueCollection Headers { get; }public Stream Body { get; … sick burns and roastsWebDec 5, 2011 · NameValueCollection uses the old-skool enumerator: var enu = ConfigurationManager.AppSettings.GetEnumerator (); while (enu.MoveNext ()) { string key = (string)enu.Current; string value = ConfigurationManager.AppSettings [key]; } Share Follow answered Mar 3, 2015 at 11:25 DavidWainwright 2,837 1 26 30 Add a comment 0 sick burn nytWebApr 20, 2011 · 6. You can also "convert" a NameValueCollection to Dictionary by going through its AllKeys property: var dictionary = nameValueCollection.AllKeys .ToDictionary (k => k, k => nameValueCollection [k]); … sick burger ma on shanWebJan 9, 2015 · public static class CookieCollectionExtensions { public static NameValueCollection ToNameValueCollection ( this HttpCookieCollection cookieCollection) { var nvc = new NameValueCollection (); foreach (var key in cookieCollection.AllKeys) { nvc.Add (key, cookieCollection [key].Value); } return nvc; } } … sick burns for bulliesWebMar 13, 2024 · NameValueCollection is an ancient class that predates generics and doesn't implement IDictionary and its elements aren't KeyValuePair items. It's very specialized (it's even in the namespace .Specialized) so it's rather rare to try and serialize it as anything other than URL query parameters. sick burn comebacksWebOct 9, 2009 · NameValueCollection is a highly non-generic class dating back from .NET 1.0, it can only store pairs that have a string as the key and a string as the value. … sick bumblebee