Say I have : myArray = new Object [] {"astring",1, Customer} Log (???? Solving implicit function numerically and plotting the solution against a parameter. How to convert IEnumerable to one comma separated string? Wouldn't recommend it. Find centralized, trusted content and collaborate around the technologies you use most. Why is this? From framework 4 the Join method can also take an IEnumerable, so you don't need the ToArray: MoreLINQ has a ToDelimitedString method for precisely this purpose. Lottery Analysis (Python Crash Course, exercise 9-15), Defining the second by an alien civilization, What does skinner mean in the context of Blade Runner 2049. how To fuse the handle of a magnifying glass to its body? Why does this Curtiss Kittyhawk have a Question Mark in its squadron code? This method is implemented by using deferred . How to install game with dependencies on Linux? How can I do this in the simplest way? First story to suggest some successor to steam power? It is not lazy, it forces execution of query. That means it will only return properties (and their values) for the property values that are null. If it's an IEnumerable and you're using .NET 4, it's really easy: If you're using .NET 3.5, it's still pretty easy: Obviously use something like "," if you want a delimiter between the strings. Making statements based on opinion; back them up with references or personal experience. That being said, there is a cunning trick to apply an enum constraint which is shown in this answer to Enum type constraints in C# by SLaks. a + separator + b. Is there a non-combative term for the word "enemy"? @Bhuvan: It sounds like you want to walk through child lists if a property happens to be a list. public class StreamReaderEnumerable : IEnumerable<string> { private string _filePath; public StreamReaderEnumerable(string filePath) { _filePath = filePath; } // Must implement GetEnumerator, which returns a new StreamReaderEnumerator. Now I want to get item of IEnumerable based on index. rev2023.7.5.43524. If you cast a spell with Still and Silent metamagic, can you do so while wildshaped without natural spell? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. how To fuse the handle of a magnifying glass to its body? What code have you tried to join the prefix and text with? Will fix when I get time :). Why do you even want to use an IEnumerable method and a Gender class? Thanks for contributing an answer to Stack Overflow! What's it called when a word that starts with a vowel takes the 'n' from 'an' (the indefinite article) and puts it on the word? As noted in @EdPlunkett's comment you need to pass value.ToString() to type.GetField() since you're getting the field corresponding to that specific incoming enum value. Asking for help, clarification, or responding to other answers. If you were meant to use. What are the pros and cons of allowing keywords to be abbreviated? Do you have DataRows, and a column of ID? 586), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Testing native, sponsored banner ads on Stack Overflow (starting July 6), Temporary policy: Generative AI (e.g., ChatGPT) is banned, Returning IEnumerable vs. IQueryable, Creating a comma separated list from IList or IEnumerable, Entity Framework - Include Multiple Levels of Properties. Making statements based on opinion; back them up with references or personal experience. If you can't use LINQ, then your approach is technically correct and no different than creating an enumerator using the GetEnumerator and MoveNext methods to retrieve the first result (this example assumes enumerable is an IEnumerable<Elem> ): I have a StringValue attribute for enums values, so I could attach a description to each value: I have a method that retrieves the StringValue given the enum value: I want to have another method that gets an enum (the enum itself, not a value) and retrieves an IEnumerable using the GetStringValue method. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. public interface IGrouping<out TKey, out TElement> : IEnumerable<TElement>, IEnumerable 586), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Testing native, sponsored banner ads on Stack Overflow (starting July 6), Temporary policy: Generative AI (e.g., ChatGPT) is banned, Linq: join the results in a IEnumerable to a single string, C# Linq - Cannot implicitly convert IEnumerable to List, LINQ Convert IEnumerable to List, Linq cannot convert from 'System.Collections.Generic.IEnumerable' to 'string[]', Returning IEnumerable from Linq query, Linq Query : Cannot convert type IEnumerable to string changing .ToString() to (string), Convert from 'string' to 'System.Collections.Generic.IEnumerable, Cannot convert from 'System.Collections.Generic.IEnumerable to System.Collections.Generic.IEnumerable, How to convert List to IEnumerator. How to get a collection of values as an enum? I want to find a way to give my program the string "Boy" and get as a result the string "B" as it should. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. Thanks for contributing an answer to Stack Overflow! For instance, why does Croatia feel so safe? Is the difference between additive groups and multiplicative groups just a matter of notation? Are throat strikes much more dangerous than other acts of violence (that are legal in say MMA/UFC)? How Did Old Testament Prophets "Earn Their Bread"? In this particular case, you can just use the String.Join method. Developers use AI tools, they just dont trust them (Ep. there are so many to study. Does the DM need to declare a Natural 20? c# - How to get values from IGrouping - Stack Overflow Asking for help, clarification, or responding to other answers. GetEnumerator using System; using System.Collections.Generic; class Program { static void Main () { Display (new List<bool> { true, false, true }); } static void Display ( IEnumerable <bool> argument) { foreach (bool value in argument) { Console.WriteLine (value); } } } True False True 2D array. Do large language models know what they are talking about? Getting value from IEnumerable collection. It is unclear - what data is returened? How to resolve the ambiguity in the Boy or Girl paradox? Simplest solution, I was about to answer that but you'll need to add .ToArray() on _values. For instance, why does Croatia feel so safe? What's it called when a word that starts with a vowel takes the 'n' from 'an' (the indefinite article) and puts it on the word? Set permission set assignment expiration by a code or a script? Why would the Bank not withdraw all of the money for the check amount I wrote? Shortest method to convert an array to a string in c#/LINQ, Convert IEnumerable to List in .net 2.0, C#, cannot convert from 'System.Collections.Generic.IEnumerable' to 'string[]', Convert from 'string' to 'System.Collections.Generic.IEnumerable, Convert 'System.Collections.Generic.IEnumerable' to 'string[], Converting List to IEnumerator. Developers use AI tools, they just dont trust them (Ep. Can I knock myself prone? Because you didn't execute the query. I will paste the code which helps me out for an answer. You can discard the 1st delimiter by returning sb.ToString(1, sb.Length-1) . 586), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Testing native, sponsored banner ads on Stack Overflow (starting July 6), Temporary policy: Generative AI (e.g., ChatGPT) is banned. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Does "discord" mean disagreement as the name of an application for online conversation? 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. What does skinner mean in the context of Blade Runner 2049. how to give credit for a picture I modified from a scientific article? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Why are the perceived safety of some country and the actual safety not strongly correlated? I failed to this? What is the best way to visualise such data? Can someone please suggest/help ? Not the answer you're looking for? My question is how to enumerate all the attributes in an enum. Program where I earned my Master's is changing its name in 2023-2024. Should I disclose my academic dishonesty on grad applications? What does skinner mean in the context of Blade Runner 2049. Did COVID-19 come to Italy months before the pandemic was declared? In this case, ItemSource property and method that has: This may need modification, am just laying out an idea on how to use reflection when the type and properties are unknown. Find centralized, trusted content and collaborate around the technologies you use most. If you really just want the first 50 items of a sequence, just use Take alone: Your above example could be written something like this: but Im sure youre aware of string.Substring() for this purpose. this is sometimes surprising stuff for imperative-minded developers. You may use any data source. c# - How to select items from IEnumerable? - Stack Overflow rev2023.7.5.43524. If you're dealing with a general IEnumerable then use, If you're actually dealing with a string to start with, use Substring :). (Others have explained why it doesn't work.). What does skinner mean in the context of Blade Runner 2049. .htaccess return error if no RewriteRule meets the request. Is the difference between additive groups and multiplicative groups just a matter of notation? Connect and share knowledge within a single location that is structured and easy to search. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. However, I strongly recommend against this practice. How do laws against computer intrusion handle the modern situation of devices routinely being under the de facto control of non-owners? Connect and share knowledge within a single location that is structured and easy to search. To learn more, see our tips on writing great answers. Is there an easier way to generate a multiplication table? For instance, why does Croatia feel so safe? rev2023.7.5.43524. Making statements based on opinion; back them up with references or personal experience. What are the pros and cons of allowing keywords to be abbreviated? 586), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Testing native, sponsored banner ads on Stack Overflow (starting July 6), Temporary policy: Generative AI (e.g., ChatGPT) is banned, SelectListItem[] alternatives at non UI levels in ASP.net mvc, Using List to store Keys and Values, Convert List of KeyValuePair into IDictionary "C#", Creating a Key/Value List with more than one value per key, How to Convert KeyValuePair to Dictionary in C#, Dictionary>>, Define a KeyValuePair struct like >, C# - Short way to create List> as parameter for method. How to access index in IEnumerable object in C#? Would a passenger on an airliner in an emergency be forced to evacuate? It will be executed when you do either foreach or ToList/ToArray/ToDictionary. AFAIK the IEnumerable interface does not define methods for accessing the data inside the collection, only to iterate it. The memory requirements for String.Join are therefore more than what I have written, which iterates through the items in a sequence one by one and appends them to a string. There isnt any harm that can be done by it. How to resolve the ambiguity in the Boy or Girl paradox? I would of course use it if the source of the data was an array. How to get an IEnumerable of enum values attributes? What's it called when a word that starts with a vowel takes the 'n' from 'an' (the indefinite article) and puts it on the word? Getting "Contract Reverted!" What is the difference between a field and a property? IEnumerable vs List - What to Use? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I guess the fact that String.Join takes an enumerable in .NET 4.0 proves that smarter people than me agree. Do large language models know what they are talking about? You can simply assign a Dictionary to IEnumerable>. and assuming the result of your previous expression is IEnumerable, call: I had a similar issue with general Array type and i solved it as follows. So a better solution is IEnumerable: If you really want to return the property name with its value, I suggest using ValueTuple syntax instead of anonymous types, which will let you access the property and value fields of the ValueTuple (requires C# 7): Thanks for contributing an answer to Stack Overflow! To learn more, see our tips on writing great answers. Why did Kirk decide to maroon Khan and his people instead of turning them over to Starfleet? In any case. Thanks for contributing an answer to Stack Overflow! How Did Old Testament Prophets "Earn Their Bread"? What is more clear? 586), Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Testing native, sponsored banner ads on Stack Overflow (starting July 6), Temporary policy: Generative AI (e.g., ChatGPT) is banned, System.InvalidCastException : Unable to cast object of type 'System.Int32' to type 'System.String', Selecting ToString() on a String object does not return the actual String, convert comma separated string to list using linq, Putting datatable comma separated values in a string, Use LINQ to convert comma separated strings in a table into a distinct collection of values, Using linq to build a comma delimited string, IEnumerable to comma separated string, Split list values into comma separated strings, Eliminate comma(,) from a column of a Data Table using LINQ, Get values from a column having comma separated values using Linq, Convert datatable column values in a comma separated string in c#. But a better approach is: instead of using the non generic IEnumerable use the generic IEnumerable<T>: IEnumerable<Personel_Form> personeller = sicil_model.OlayForm_Personel (); As for your latest errors (from comments) it is because your function returns an anonymous type and not the Personel_Form type. 1. You should use an Enum in this situation. How is this possible? How do I distinguish between chords going 'up' and chords going 'down' when writing a harmony? You can add another overload which takes the composed lists, then iterate through it and export each individual list: Thanks for contributing an answer to Stack Overflow! If you cast a spell with Still and Silent metamagic, can you do so while wildshaped without natural spell? More on that. Could any one suggest me the better Idea? c# - Retrieve Data From IEnumerable? - Stack Overflow (I didn't use it in this answer though since it's really very cunning.). To learn more, see our tips on writing great answers. oh.. To learn more, see our tips on writing great answers. Manga in which the female main character was a hero who died and reincarnated as a child. 3) In static void Main(string[] args), I tried to this: where testSolution is my solution name, so is a name of the namespace. Connect and share knowledge within a single location that is structured and easy to search. c# - IEnumerable<string> to string - Stack Overflow Edit: this question is not a duplicate of How to get C# Enum description from value?. Making statements based on opinion; back them up with references or personal experience. How can I pass a string such as its value is equal to: Or better, with comma between each value. Are there good reasons to minimize the number of keywords in a language? Draw the initial positions of Mlkky pins in ASCII art. @gimel: It's slightly more complicated than that, to take account of long delimiters and empty sources. Could anyone help me on this. IEnumerable to string delimited with commas? - Stack Overflow (Others have explained why it doesn't work.) Can I knock myself prone? Would a passenger on an airliner in an emergency be forced to evacuate? Find centralized, trusted content and collaborate around the technologies you use most. When did a Prime Minister last miss two, consecutive Prime Minister's Questions? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. I did not test this code,so feel free to modify. IEnumerable to string delimited with commas? How do they capture these images where the ground and background blend together seamlessly? Raw green onions are spicy, but heated green onions are sweet. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. You have already discovered that the results are confusing. What to do to align text with chemfig molecules? ML classification of the properties based on their likelihood of being a year of birth field? Are MSO formulae expressible as existential SO formulae over arbitrary structures? Ask Question Asked 7 years, 2 months ago. I learned a lot from your answer! If your always going to work with List you could change IEnumerable to IList. I read the commas as peculiar to the OP's formatting rather than being part of the data. Does "discord" mean disagreement as the name of an application for online conversation? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Developers use AI tools, they just dont trust them (Ep. I am unable to run `apt update` or `apt upgrade` on Maru, why? Why a kite flying at 1000 feet in "figure-of-eight loops" serves to "multiply the pulling effect of the airflow" on the ship to which it is attached? Answering my own question just in case it would help somebody in future. How to maximize the monthly 1:1 meeting with my boss? If you're going to iterate the entire collection each time anyway then it only postpones the inevitable, but if you're using LINQ (for example) it can make the difference of only qualifying a portion of the data as potentially compared to all of it (think. If you want to produce single element from sequence it is Aggregate, aka reduce. How Did Old Testament Prophets "Earn Their Bread"? Raw green onions are spicy, but heated green onions are sweet. (Your text suggests IEnumerable<string>; your code suggests IEnumerable<char>).If it's an IEnumerable<string> and you're using .NET 4, it's really easy: . If this is all seems a mess then how can I convert the IEnumerable Thanks! To learn more, see our tips on writing great answers. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. To learn more, see our tips on writing great 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. Making statements based on opinion; back them up with references or personal experience. Select is intended to apply some kind of transformation to every element in sequence. For instance, why does Croatia feel so safe? This can make a world of difference in performance. How to get the index of an element in an IEnumerable? Do large language models know what they are talking about? thank you!! Your question doesn't quite make sense at the moment - it's not clear whether you're actually dealing with an IEnumerable<char> or an IEnumerable<string>. I am not able to retrieve the data present in the List IEnumerable list. If you have an IGrouping<GroupItem, ListItem>, and you want to access the items of type ListItem of this group without utilizing a foreach loop, it's very simple. IList may not, but IList<T> certainly does. rev2023.7.5.43524. how To fuse the handle of a magnifying glass to its body? Why a kite flying at 1000 feet in "figure-of-eight loops" serves to "multiply the pulling effect of the airflow" on the ship to which it is attached? Find centralized, trusted content and collaborate around the technologies you use most. Find centralized, trusted content and collaborate around the technologies you use most. Making statements based on opinion; back them up with references or personal experience. Does this change how I list it on my CV? Why is test empty after that? Developers use AI tools, they just dont trust them (Ep. Developers use AI tools, they just dont trust them (Ep. The only requirement is to have an IEnumerable with above key value pairs :). Filters a sequence of values based on a predicate. Asking for help, clarification, or responding to other answers. When an electromagnetic relay is switched on, it shows a dip in the coil current for a millisecond but then increases again. Solution is to use select in conjunction with string format..Select( c => new {Story_Prefix_Text = string.Format("{0} {1}" ,c.Prefix, c.Text)}) 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. rev2023.7.5.43524. tmux session must exit correctly on clicking close button. Accessing Properties of items contained in an IEnumerable, Getting value from IEnumerable collection. 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. Is there an easier way to generate a multiplication table? Is the difference between additive groups and multiplicative groups just a matter of notation? How do I get the coordinate where an edge intersects a face using geometry nodes? Not the answer you're looking for? Do I have to spend any movement to do so? Linq Assembly: System.Linq.dll Filters a sequence of values based on a predicate. When an electromagnetic relay is switched on, it shows a dip in the coil current for a millisecond but then increases again.
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