C# field name to string

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August undefined, 2024

WebShort answer is to add library System.Linq.Dynamic as a reference and do: string columnName = "Supplier"; var s1 = Suppliers .Where (String.Format (" {0} == \"abc\"", columnName)) .Select (new {c.id, c.supplier}; Following is a complete working example of Dynamic Linq, where column-name is a parameter: using System; using … Web8 hours ago · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams

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WebSep 22, 2024 · To set the name of individual properties, use the [JsonPropertyName] attribute. Here's an example type to serialize and resulting JSON: public class … WebFinding the Variable Name passed to a Function in C#. The class below contains the field city. I need to dynamically determine the field's name as it is typed in the class declaration i.e. I need to get the string "city" from an instance of the object city. decatur county tn criminal court clerk

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WebDec 14, 2024 · In C#, the string keyword is an alias for String; therefore, String and string are equivalent. It's recommended to use the provided alias string as it works even without using System;. The String class provides many methods for safely creating, manipulating, and comparing strings. WebSep 22, 2024 · To use a custom JSON property naming policy, create a class that derives from JsonNamingPolicy and override the ConvertName method, as shown in the following example: C#. using System.Text.Json; namespace SystemTextJsonSamples { public class UpperCaseNamingPolicy : JsonNamingPolicy { public override string … WebJun 20, 2012 · here is a code snippet along with the dictionary definition while (rdr.Read ()) { string step = rdr.GetString (rdr.GetOrdinal ("Step")); string tag = rdr.GetValue (rdr.GetOrdinal ("Tag")).ToString (); string value = rdr.GetValue (rdr.GetOrdinal ("Value")).ToString (); AddDataToWorkflow (step, tag, SearchDictionary (value)); } – … decatur county tn health dept

c# - Call OrderBy() with a field name as a string

C# Linq Column Name as variable - Stack Overflow

WebFeb 17, 2024 · string [] columnNames = dt.Columns.Cast () .Select (x => x.ColumnName) .ToArray (); or in LINQ Query syntax: string [] columnNames = (from dc in dt.Columns.Cast () select dc.ColumnName).ToArray (); Cast is required, because Columns is of type DataColumnCollection which is a IEnumerable, not … WebSep 11, 2015 · To get the data from these tables: var columnDetails = from info in indexColumnsTable.AsEnumerable () select new { TableSchema = info ["table_schema"], TableName = info ["table_name"], ColumnName = info ["column_name"], ConstraintSchema = info ["constraint_schema"], ConstraintName = info … decatur county tennessee mapWebAug 18, 2015 · c# - Call OrderBy () with a field name as a string - Stack Overflow Call OrderBy () with a field name as a string [duplicate] Ask Question Asked 7 years, 7 months ago Modified 7 years, 7 months ago … decatur county tn hospital

"" - C# field name to string

C# field name to string

How to convert variable name to string in c#.net? [duplicate]

WebThe name of the last user to modify the enumerated set configuration in a Historian server. ... : All Language Filter: Multiple Language Filter: Visual Basic Language Filter: Visual … WebJan 26, 2024 · You'd have to use Reflection to access the variable by name. Like this: class Foo { int namedField = 1; string vari = "namedField" void AccessField () { int val = (int) GetType ().InvokeMember (vari, BindingFlags.Instance BindingFlags.NonPublic BindingFlags.GetField, null, this, null); // now you should have 1 in val. } } Share

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WebNow call the static method from code: class MyClass { public int Field; public string Property { get; set; } } var fieldName = GetMemberName ( (MyClass c) => c.Field); var propertyName = GetMemberName ( (MyClass c) => c.Property); // fieldName has … WebIn my application I am allowing string length upto 255 characters while entering in Database. What I need is I have a field called ... What I need is I have a field called …

WebFeb 2, 2016 · I have an XML file, I have a node and I read all ChildNodes. The name of the childNode match to a variable I have to set with the value of this childNode. In the loop, I'd like set : myvar1 to MyValue1; myvar2 to MyValue2; The C# Code : protected string myvar1; protected string myvar2; The XML content look like this : WebDec 7, 2012 · The problem I am trying to solve is how to write a method which takes in a property name as a string, and returns the value assigned to said property. My model class is declared similar to: public class Foo { public int FooId public int param1 public double param2 } and from within my method I wish to do something similar to this

WebMar 14, 2024 · In this article. A nameof expression produces the name of a variable, type, or member as the string constant. A nameof expression is evaluated at compile time … WebFeb 25, 2013 · First of all, you are actually using the fields of the object. If you truly want writable properties, then you want something like this: PropertyInfo [] properties = …

WebJun 1, 2024 · I'm trying to get a DataRow from a dtResult datatable if column name in [colName] list has a matching value as [grbByValue] list. my goal in the below code is to get [test1] and [test2] return data... Stack Overflow. ... Converting string to byte array in C#. Hot Network Questions Electrostatics as the infrared limit of a "sea of photons"

WebDec 10, 2024 · GetField (String) Method. This method is used to search for the public field with the specified name. Syntax: public System.Reflection.FieldInfo GetField (string name); Here, it takes the string containing the name of the data field to get. Return Value: This method returns an object representing the public field with the specified name if ... decatur county tn property assessorWebMar 21, 2012 · To get name of a variable: string testVariable = "value"; string nameOfTestVariable = MemberInfoGetting.GetMemberName ( () => testVariable); To get name of a parameter: public class TestClass { public void TestMethod (string param1, string param2) { string nameOfParam1 = MemberInfoGetting.GetMemberName ( () => … feather sensoryWebDec 30, 2015 · 2 Answers. First thing - thing is a field, not a property. Another thing is that you have to change parameter type to get it working: public class Base { public string thing = "Thing"; public T GetAttribute ( string _name ) { return (T)typeof (Base).GetField ( _name ).GetValue (this, null); } } BTW - you can get property/field value by ... decatur county tn animal shelterWebJul 6, 2010 · Generally there are two widely used ways to name fields (always using camelCase ): Using an underscore prefix void F (String someValue) { _someValue = someValue; } Using this. to access the field and avoid name conflicts void F (String someValue) { this.someValue = someValue; } decatur county tn property appraiserWebOct 7, 2008 · 7 Answers Sorted by: 109 You can't use .GetType () without an instance because GetType is a method. You can get the name from the type though like this: typeof (Foo).Name And as pointed out by Chris, if you need the assembly qualified name you can use typeof (Foo).AssemblyQualifiedName Share Improve this answer Follow edited Sep … decatur county tn genealogyWebOct 9, 2013 · string input = "foo"; //magic to convert string value to be used //as a object property name goes here maybe... var success = cover.foo; Is there a way in C# that I can do such a thing? Possibly using reflection? I've tried but I always am returned with an object that doesn't really solve my problem. c# .net string reflection Share decatur county tn property recordsWebpublic class Car : Vehicle { public string Make { get; set; } } and. var car = new Car { Make="Ford" }; I want to write a method where I can pass in the property name and it would return the property value. ie: public string GetPropertyValue(string propertyName) { return the value of the property; } feather sensory bin