I want to make breaking changes to my language, what techniques exist to allow a smooth transition of the ecosystem? How do I use JSON.NET to deserialize into nested/recursive Dictionary and List? We can use ast.literal_eval() here to evaluate the string as a python expression. If you want to omit fields where the value is "" then for sure check the value first. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. How are the dry lake runways at Edwards AFB marked, and how are they maintained? Connect and share knowledge within a single location that is structured and easy to search. Using a .NET Reflector, the code inside of the method is as follows: You'll see that this code is identical to the answer Yahia gave you, and his answer provides a Dictonary. The descriptor.GetValue(value) COULD return a null so maybe use String.Format("{0}",descriptor.GetValue(value)) would be better, then the value would be "". Find centralized, trusted content and collaborate around the technologies you use most. However I'm getting the error "Cannot convert type 'int' to 'string'" or "Cannot convert type 'bool' to 'string'". What is the purpose of putting the last scene first? It will use reflection and return you a collection of property descriptors (which you can use to get the values). Convert Dictionary<string,object> to Dictionary<string,class> in c# A "simpler" description of the automorphism group of the Lamplighter group. 2022 MIT Integration Bee, Qualifying Round, Question 17, Verifying Why Python Rust Module is Running Slow. Asking for help, clarification, or responding to other answers. Connect and share knowledge within a single location that is structured and easy to search. This question popuped in my mind from answer of my previous question!! Old novel featuring travel between planets via tubes that were located at the poles in pools of mercury. Find centralized, trusted content and collaborate around the technologies you use most. Converting a Dictionary from one type to another, Converting Value Type of a Dictionary in VB.net, How to convert Dictionary to Dictionary in c#, Convert Dictionary to a collection of objects with key, Convert Dictionary to Dictionary, vb.net Cannot convert Dictionary(Of String, List(Of String)) to Object, converting a dictionary of dictionary to string. I have a Jtoken having structure as. In what ways was the Windows NT POSIX implementation unsuited to real use? How do I store ready-to-eat salad better? What are the reasons for the French opposition to opening a NATO bureau in Japan? By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Also it is quite weird the JSON is wrapped in double curly braces and the "Married " and "SalaryUnderHundredDollar " properties contain a space at the end. I don't want to use a foreach loop twice, so I tried to use LINQ, but unfortunately this doesn't work:. 588), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned. How to convert a JSON string to a dictionary in Swift? I want to make breaking changes to my language, what techniques exist to allow a smooth transition of the ecosystem? As far as something happening dynamically, the dictionary is being built and returned from a function. Regardless, I should be able to convert the dict of string/object to string/string since all of the potential objects can easily be converted to a string value. Find centralized, trusted content and collaborate around the technologies you use most. If your dictionary can contain null values you should add a null check before performing the ToString: Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. If you have a class you want to covert the dictionary too, you can use the following to convert a dictionary to an object of that class: You could also use a method like this to build the object from the dictionary, obviously this also requires you to have a class. Reimplementing Dictionary, Convert Dictionary to Dictionary, converting a dictionary of dictionary to string. As such I don't know what's coming but I still need to translate it to .NET types. That does not mean you have to be strong to type it, but it means the types are known at compile time (mostly). Where AnonymousType class code is: Reference: https://stackoverflow.com/a/29428640/2073920. Sample code from here. The credit here goes to the accepted answer. Add("EMail", "info@example.com"); Example class Why is there a current in a changing magnetic field? How to convert Dictionary to Dictionary in c#. How to explain that integral calculate areas? The code you are using doesn't require the Dictionary approach at all, you should convert to Person class directly and skip the dictionary completely, Convert Dictionary to Dictionary in c#, Exploring the infrastructure and code behind modern edge functions, Jamstack is evolving toward a composable web (Ep. Affordable solution to train a team and make them project ready. By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. The dictionary behaves similarly as this has object as its type argument for values. Mapping object to dictionary and vice versa, https://learn.microsoft.com/en-us/dotnet/api/system.type.getproperties?view=netcore-3.1, Exploring the infrastructure and code behind modern edge functions, Jamstack is evolving toward a composable web (Ep. I don't use MVC and I'm converting a data object to a dictionary rather than dealing with html yet. Thanks for contributing an answer to Stack Overflow! Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. I think it needs to have the KeyValuePair as an argument or something. Adding this because I wanted to turn a List< Dictionary< string,object >> into a List< dynamic>. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Movie in which space travellers are tricked into living in a simulation. Convert byteString key:value pair of dictionary to String in Python. How do I create a dictionary that contains a mix of string,string, string,int, and string,object? Since you're only going to then read them back you'd do better to create an overload that also accepts your dictionary. By using this website, you agree with our Cookies Policy. See answer here. It kept giving me errors. Does each new incarnation of the Doctor retain all the skills displayed by previous incarnations? Asking for help, clarification, or responding to other answers. 588), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned. Does GDPR apply when PII is already in the public domain? I would have thought that the system would be able to convert this but since it isn't I need to do it myself. Making statements based on opinion; back them up with references or personal experience. Converting Dictionary to Dictionary, Exploring the infrastructure and code behind modern edge functions, Jamstack is evolving toward a composable web (Ep. How would I deserialize a json dictionary to its original object type? Why is there a current in a changing magnetic field? All of the Object values in the dictionary are strings but the dictionary was declared as String/Object. @Rup: Actually, that's a reasonable alternative as well. Here a example with reflection without LINQ: I have used the above code. I have an activity that requires type Dictionary<of String, Object> as input and already prepared Dictionary<of String, String>. C# Dear All, i have variable List Dictionary<string,string> which contain list of object as key value pairs (dictionary items as object attributes ) ex _ListDataDict [0]= { {"lstName","pla"}, {"Age"},"20"} how can i casting data-dictionary list to list of object Person You do not want to throw an Exception in after you started some tasks, better validate first. @BrainSlugs83 I know this is a while after you posted this comment, but you're 100% right. Not the answer you're looking for? What is the leanest way to convert a Dictionary to a Dictionary? Agree When using the Add method it will throw an exception that the key already exists and at least notify the programmer somehow at runtime. If using C# 7 we can use pattern matching where it would look like this: Sounds like a good use case for extension methods - I had something lying around that was pretty straightforward to convert to Json.NET (Thanks NuGet! Whoops, good catch! When debugging, the returned dictionary looks like this: System.Collections.Generic.Dictionary`2[System.String,System.Object]]} System.Collections.Generic.KeyValuePair(Of String, Object), Convert Dictionary(Of String, Object) to Dictionary(Of String, String), Exploring the infrastructure and code behind modern edge functions, Jamstack is evolving toward a composable web (Ep. Setting constant values in constraints depending on actual values of variables. Movie in which space travellers are tricked into living in a simulation, 2022 MIT Integration Bee, Qualifying Round, Question 17. The code below does the same as the accepted answer: If you want to convert Dictionary To Anonymous System.Object. What errors do you get? I am accepting your answer. Sum of a range of a sum of a range of a sum of a range of a sum of a range of a sum of. var dict = text.Split (new [] {';'}, StringSplitOptions.RemoveEmptyEntries) .Select (part => part.Split ('=')) .ToDictionary (split => split [0], split => split [1]); Of course, this will fail if the assumptions aren't met. First, and to make things clearer I'll explain my scenario from the top: I have a method which has the following signature: What I want to do is generate an anonymous object which has the properties of the model object along with the first two parameters as well. Therefore when you iterate this dictionary, entry.Value might have different types for different elements of dictionary: int, bool, string, whatever. Can we reverse this process, turn the FD dictionary back into an object of strings? You will need to check the benchmark difference between the two to see which has better performance. I use it in this way: Convert Dictionary> to Dictionary, Exploring the infrastructure and code behind modern edge functions, Jamstack is evolving toward a composable web (Ep. What's the meaning of which I saw on while streaming? Stop showing path to desktop picture on desktop. Thanks for contributing an answer to Stack Overflow! Thanks for contributing an answer to Stack Overflow! To learn more, see our tips on writing great answers. You can use dynamic. How to convert Dictionary<string, object> to Dictionary<string, string If im applying for an australian ETA, but ive been convicted as a minor once or twice and it got expunged, do i put yes ive been convicted? In what ways was the Windows NT POSIX implementation unsuited to real use? Replacing Light in Photosynthesis with Electric Energy. Thus we can use the json module to convert a string to dict as well. How to convert a string to C# code in the SELECT of C# LINQ C# - code to order by a property using the property name as a string Convert datetime to a formatted string inside a LINQ-to-entities query Best way to convert Dictionary<string, string> into single aggregate String representation? How do I store ready-to-eat salad better? Is it possible to play in D-tuning (guitar) on keyboards? Anyhow, to do what you want to do, you can do it with a Dictionary but it will not be pretty and your fellow C# developers will not be happy with you. Get all properties for the passed in object. You can understand this question as: But how can I get property names ( not value )? Is tabbing the best/only accessibility solution on a data heavy map UI? To learn more, see our tips on writing great answers. What kind of joke is this? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Can you try to reword the question please? A better alternative would be to fix the JSON to have true and false instead of 0 and 1. Going to try your answer out. Setting constant values in constraints depending on actual values of variables. I have searched a lot, but couldn't find anything and ended up starting a messy method to do this conversion, key by key, value by value. Why in TCP the first data packet is sent with "sequence number = initial sequence number + 1" instead of "sequence number = initial sequence number"? Can you solve two unknowns with one equation? Converting an anonymous type to a dictionary, In C#, how to access a dictionary with items of anonymous type wrapped inside of an "object" type. Knowing the sum, can I solve a finite exponential series for r? Then, you can just use Dictionary, Although I would recommend you make a class with the structure and use the class name within <>. I was only saying that I have a JS background to give everybody some context, I gave you an upvote, not sure who gave you a downvote. Your algorithm just went from 29million nanoseconds to 2 million nanoseconds. How would tides work on a floating island? Convert Dictionary<object, string> to Dictionary<string, string> 1. C# public interface IDictionary<TKey,TValue> : System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>, System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>> Type Parameters TKey Care to provide an example? Thanks for contributing an answer to Stack Overflow! @MatasFidemraizer Sorry ! The example uses the Item[] property (the indexer in C#) to retrieve values, demonstrating that a KeyNotFoundException is thrown . Another way of fixing this is to have overloads of Update method for different types which can be part of your dictionary. To learn more, see our tips on writing great answers. "is not working" is not an error report. Making statements based on opinion; back them up with references or personal experience. I would like to add an alternative to reflection, using JToken. For example, Enjoy unlimited access on 5500+ Hand Picked Quality Video Courses. Copyright Tutorials Point (India) Private Limited. 5 Answers Sorted by: 110 Something like this? C# How to Cast Dictionary to a type? @TimWilliams Thank you, I've fixed the issue ;-). How to convert a System.Json.JsonValue to a dictionary Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. How to convert Dictionary to Dictionary in c#, Convert Dictionary to Dictionary. So I just made a database row that had all field values. You can use this method: to obtain your object. If you have JObject objects, the following might work: If you do not have a JObject you can create one with the Newtonsoft.Json.Linq extension method: Otherwise, this answer might point you in the right direction, as it deserializes a JSON string to a Dictionary. Something like below: Now you have your class so you can create one or more instances of it: Now you want to POST this and send it over the wire so you need to serialize it. C# Dictionary with examples - GeeksforGeeks Making statements based on opinion; back them up with references or personal experience. return _etags.ToDictionary(item => item.Key, async item => await item.Value); Can anyone tell me what should I do to improve my code, or how can I convert Dictionary<string, Task<string>> to Dictionary<string, string>?. convert dto to dictionary c# - Code Examples & Solutions AC line indicator circuit - resistor gets fried, A "simpler" description of the automorphism group of the Lamplighter group. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Incorrect result of if statement in LaTeX. Note this method is best for a flat class structure. Is calculating skewness necessary before using the z-score to find outliers? [Solved]-Using Json.NET to convert a JObject to Dictionary<string Is it faster than just hard-coding the equal-values? Winner for fastest algorithm here. We make use of First and third party cookies to improve our user experience. It just so happens that I only need to convert this dict of string/object when all the objects are strings but again, it shouldn't matter if that was not the case either. Why speed of light is considered to be the fastest? I'm using an API that returns a key-value collection as a Dictionary. How to convert Python Dictionary to a list? Is there a body of academic theory (particularly conferences and journals) on role-playing games? Asking for help, clarification, or responding to other answers. By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. So how about you give your keys and values some context by creating a class (OOP). I wish to follow best practices, Creating a dictionary with string,string, string,int and string,object, Exploring the infrastructure and code behind modern edge functions, Jamstack is evolving toward a composable web (Ep. Have a class collection instead. Not the answer you're looking for? Yup a dynamic object would be perfect. And when this has, for example, type int, the overload resolution process just can't find the method Update(string, int), therefore the exception occurs. How to reclassify all contiguous pixels of the same class in a raster? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. That dictionary should be like: I can get the value! Here is the code: public static class JObjectExtensions { public static IDictionary<string, object> ToDictionary (this JObject @object) { var result = @object.ToObject<Dictionary<string, object>> (); var JObjectKeys = (from r in result let . c# - Converting Dictionary<string, dynamic> to - Stack Overflow Which spells benefit most from upcasting? When did the psychological meaning of unpacking emerge? Find centralized, trusted content and collaborate around the technologies you use most. Change the field label name in lightning-record-form component. On the other hand you can emit such object, but I really do not think this is good idea. About; Products . To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Share . Does attorney client privilege apply when lawyers are fraudulent about credentials? Note: FD dictionary indices are same as database column names. Please be more specific. Pros and cons of semantically-significant capitalization. How to convert list to dictionary in Python? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. How to convert a NumPy array to a dictionary in Python? (eg classes will often just give you a hash value.). C# String strFilePath = Directory.GetCurrentDirectory () + "\\" + procedureName.Trim () + ".csv" ; List<string> lstProcDetails; lstProcDetails = ReadCSV (strFilePath); Dictionary<string,string> viaSwitchesResults = null; I am using .NET framework 2.0 where i cannot use Var keyword. Long equation together with an image in one slide. Why should we take a backup of Office 365? Incorrect result of if statement in LaTeX, Long equation together with an image in one slide. This uses reflection to retrieve the object type, then all of the properties of the supplied object (PropertyInfo prop in obj.GetType().GetProperties(), see https://learn.microsoft.com/en-us/dotnet/api/system.type.getproperties?view=netcore-3.1). Asking for help, clarification, or responding to other answers. Convert Dictionary<string,string> to semicolon separated string in c# To learn more, see our tips on writing great answers. Convert dictionary to anonymous object. If you just have base types you should be fine. And it works with null values! What is the purpose of putting the last scene first? 588), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned. Do all logic circuits have to have negligible input current? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Why shouldn't I throw exceptions? Sure you can. Not the answer you're looking for? By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. How to Convert Dictionary to Dictionary? What is the purpose of putting the last scene first? By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Tools for removing ceramic tile baseboard from concrete wall? c# object to dictionary - Code Examples & Solutions How to Convert Python List to (from) String, Dictionary, and Set public static Dictionary<string, TValue> ToDictionary<TValue>(object obj) { var json = JsonConvert.SerializeObject(obj); var dictionary = JsonConvert . Is it possible to play in D-tuning (guitar) on keyboards? First algorithm (. Thanks a lot for help, now my code looks like this: I don't think it's necessary to validate link in GetETagAsync because it's private and it's called only from your code. Connect and share knowledge within a single location that is structured and easy to search. IDictionary<TKey,TValue> Interface (System.Collections.Generic) How to explain that integral calculate areas? please note that I come from a JavaScript background where you can do whatever you want with a dictionary. See this. The most important thing here is to transfer our dictionary to a typed object. That should work for every class which I want. Despite the example given, It's not as simple as that. Sorry I picked the wrong jtoken and now I am seeing the bool values are true or false but still facing the isue. May be you can try dynamic objects? Thanks so much I would vote you up twice if I could! What is the "salvation ready to be revealed in the last time"? Is it possible? Why is there no article "the" before "international law"? A player falls asleep during the game and his friend wakes him -- illegal? 123 Use the ToDictionary method: Dictionary<string, string> dString = dObject.ToDictionary (k => k.Key, k => k.Value.ToString ()); Here you reuse the key from the original dictionary and you convert the values to strings using the ToString method. Exploring the infrastructure and code behind modern edge functions, Jamstack is evolving toward a composable web (Ep. Thanks for contributing an answer to Stack Overflow! Going over the Apollo fuel numbers and I have many questions, Movie in which space travellers are tricked into living in a simulation. How are the dry lake runways at Edwards AFB marked, and how are they maintained? Find centralized, trusted content and collaborate around the technologies you use most. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Can you solve two unknowns with one equation? I've already found a shortcut which works well for my requirements but I would still like to know the answer to my question above just out of curiosity :). LTspice not converging for modified Cockcroft-Walton circuit. As others have mentioned using 'dynamic' is risky. By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Not the answer you're looking for? When I try to pass a Dictionary(Of String, Object) to a function parameter that wants a Dictionary(Of String, String) I get the following error: Unable to cast object of type 'System.Collections.Generic.Dictionary'2[System.String,System.Object]' to type 'System.Collections.Generic.Dictionary'2[System.String,System.String]'. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. what are you using this for? I have a web API method that accepts an arbitrary json payload into a JObject property. rev2023.7.13.43531. You can customize these descriptors for performace by implementing ICustomTypeDescriptor . To learn more, see our tips on writing great answers. I know you did not downvote but someone did. Obviously boiled down or else I would just simply declare dict1 as string/string in my actual code. For your information---when the database has NULL values, this code breaks as well. You can fix this by simply converting it to string with a simple call ToString(). That code is compiled and executed nicely. My mistake I should use "property" I have edited ! The problem here is that dynamic can be any type at runtime and you (and compiler) don't know the actual type until runtime. Stack Overflow. Connect and share knowledge within a single location that is structured and easy to search. How to convert a dictionary to a matrix or nArray in Python? Now again I am explaining one of my eagernesses about Dictionary! To learn more, see our tips on writing great answers. 588), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned. Take a look at System.ComponentModel.TypeDescriptor.GetProperties( ). How to convert a string to dictionary in Python? - Online Tutorials Library