C# order by property name

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WebJun 7, 2016 · Summary. You should use parameters to filter queries in a secure manner. The process of using parameter contains three steps: define the parameter in the SqlCommand command string, declare the … Webpublic static TResult GetPropertyValue (this object t, string propertyName) { object val = t.GetType ().GetProperties ().Single (pi => pi.Name == propertyName).GetValue (t, null); return (TResult)val; } You can throw some error handling around that too if you like. Share Improve this answer Follow edited May 24, 2024 at 5:57

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WebJun 27, 2016 · THIS is the Correct answer. also Item => Item.GetType () can be use instead of item => typeof (area) – Rouzbeh Zarandi. Nov 1, 2024 at 12:41. Add a comment. 2. For dynamic ordering most convenient way I found: string propertyNameForOrdering = "UserName"; var list = context.Customers.OrderByDescendingDynamic (x => "x." Webprivate static IEnumerable OrderBy (IEnumerable entities, string propertyName) { if (!entities.Any () string.IsNullOrEmpty (propertyName)) return entities; var propertyInfo … bowie knife knuckle guard

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WebIn C# 6 we can do it very simply nameof (MyField); you can get method\type\propery\field\class\namespace names in the same way ex nameof (MyClass); nameof (namespacename1) // returns "namespacename1" nameof (TestEnum.FirstValue) // returns enum's first value MSDN Reference Look at this post Share Improve this answer … WebJul 24, 2010 · To sort your file, open the file via solution explorer: Right click the open file Code Maid menu (likely near the top of the right click menu) Click Reorganize Active Document Alternatively, using the default CodeMaid hotkeys CTRL + M, Z to sort your active file. Share Improve this answer Follow edited May 15, 2024 at 16:24 Chris Marisic bowie knife rare animation

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Web2 days ago · But this is not the case everytime i open the user.config after the properties are saved. They have been written to file in a completly different order.. Even when i do this it doesnt work (which i found here) Properties.Settings.Default.Properties.OfType().OrderBy(s => … WebJul 28, 2016 · Sorted by: 4 If the idea is to order by the last (i.e. max) message timestamp, the following should do the job: return friends.OrderByDescending (f => f.Messages.Max (m => (DateTime?)m.Time)) .Select (f => f.Name) .ToList (); Casting to DateTime? is needed to avoid exception when there are no messages for some friend. gulf steel factoryWebYou can sort the properties by value like this: JObject voteObj = JObject.Parse (voteJson); var sortedObj = new JObject ( voteObj.Properties ().OrderByDescending (p => (int)p.Value) ); string output = sortedObj.ToString (); You can then get … gulf steamer

"WebSep 15, 2024 · Method Name Description C# Query Expression Syntax More Information; OrderBy: Sorts values in ascending order. orderby: Enumerable.OrderBy Queryable.OrderBy: OrderByDescending: Sorts values in descending order. orderby … descending: Enumerable.OrderByDescending Queryable.OrderByDescending: ThenBy: … " - C# order by property name

C# order by property name

Update a property on an object knowing only its name

WebNov 3, 2013 · since OrderBy returns IOrderedEnumerable you should do: lst = lst.OrderBy (p => p.Substring (0)).ToList (); you can also do the following: lst.Sort (); Share Improve this answer Follow answered Mar 14, 2011 at 7:48 scatman 14k 22 70 93 2 Note that List.Sort is an unstable sort, whereas OrderBy is stable. WebSep 15, 2024 · In a query expression, the orderby clause causes the returned sequence or subsequence (group) to be sorted in either ascending or descending order. Multiple keys can be specified in order to perform one or more secondary sort operations. The sorting is performed by the default comparer for the type of the element.

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WebYou can get Dynamic Linq through Nuget. Then you can use .OrderBy(sortby + " " + sortdirection). Here is the link: Dynamic Linq. Here is one solution that does WebJul 7, 2011 · So if I assume you want to sort by the child name that comes first lexicographically, your solution would be the following (@Paul was close on this one, but you need to specify the property you are sorting by): context. Parents. OrderBy (p => p. Children. OrderBy (c => c.Name).Select (c => c.Name).FirstOrDefault () );

WebSep 29, 2024 · Beginning in C# 11, you can require callers to set that property: public class Person { public Person() { } [SetsRequiredMembers] public Person(string firstName) => … WebJul 13, 2024 · This creates a new list with the elements sorted by using a key. This key should be a property of the object. Let’s look at a scenario to sort the List by the Title property by creating a method: public List SortByTitleUsingLinq(List originalList) {. return originalList.OrderBy(x => x.Title).ToList();

WebI'm trying to re-order the list based on a property inside my model, allEmployees = new List(allEmployees.OrderByDescending(employee => employee.Name)); but I faced a problem when a small and capital letters exist , so to solve it, I … WebSep 22, 2024 · Use a custom JSON property naming policy Camel case dictionary keys Enums as strings Configure the order of serialized properties See also By default, property names and dictionary keys are unchanged in the JSON output, including case. Enum values are represented as numbers. In this article, you'll learn how to: Customize individual …

WebOct 4, 2024 · The XmlArrayAttribute will determine the properties of the enclosing XML element that results when an array is serialized. For example, by default, serializing the array below will result in an XML element named Employees. The Employees element will contain a series of elements named after the array type Employee. C#.

WebCustom Sort by Property Name by Manfred Radlwimmer. x. public static IEnumerable OrderBy(this IEnumerable enumerable, string property) 1. using System; 2. … bowie knife sheath for 10 inch bladeWebWhat's the simplest way to code against a property in C# when I have the property name as a string? For example, I want to allow the user to order some search results by a property of their choice (using LINQ). They will choose the "order by" property in the UI - as a string … bowie knife sheath kitWebOct 24, 2014 · This allows you to pass the property name as a string and build up an expression which it passes to the regular LINQ OrderBy () function. So in your case, the usage would be: DbSet = Context.Set (); public IQueryable GetAll (int pageNumber = 0, int pageSize = 10, string sortColumn = "") { return DbSet.OrderBy (GetKeyField … bowie knife spanish notchWebMar 15, 2012 · Update a property on an object knowing only its name. public class FieldsToMonitor { public int Id { get; set; } public string Title { get; set; } public int Rev {get; set;} } I now want to populate those variable with values, but the fm. [varible name] needs be same as field.Name. Here how I would populate in loop if I knew the property name ... gulf steamer gulf shoresWeb[PropertyName] var parameter = Expression.Parameter (typeof (TSource), "x"); Expression property = Expression.Property (parameter, propertyName); var lambda = Expression.Lambda (property, parameter); // REFLECTION: source.OrderBy (x => x.Property) var orderByMethod = typeof (Queryable).GetMethods ().First (x => x.Name … gulf steamer orange beachWebSep 24, 2024 · So for example, if the property name is 'test', a simple query would look like this: var test = testList.Select (x => x.test).Distinct ().ToList (); But I want to dynamically generate the property name, eg: var propertyName = "test"; var test = testList.Select (x => x.propertyName).Distinct ().ToList (); gulf stevedoring servicesWebSep 1, 2011 · orderByProperty is the Property name you want to order by and if pass true as parameter for desc, will sort in descending order; otherwise, will sort in ascending order. Now you should be able to do existingStudents.OrderBy ("City",true); or existingStudents.OrderBy ("City",false); Share Improve this answer Follow answered … gulf sth braba llc