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Reflection

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Great Reads

Why is Reflection Slow?

by matt warren

Why is Reflection slow?

Faster than Reflection: Delegates. Part 3.

by n.podbielski

If you want to optimize code, which is based on Reflection, delegates may be the thing you are looking for. In this part are explained generic methods and events.

Reflecting Within a Method Body

by Eric Lynch

Extends .NET reflection to decode the byte array returned by System.Reflection.MethodBody.GetILByteArray(), discusses the techniques to achieve this, and provides a brief primer on .NET reflection.

Reflection in C#: 4 Code Simple But Powerful Code Examples

by Dev Leader

In this article, I’ll provide you with 4 simple code examples illustrating how reflection works in C#.

Latest Articles

Reflection in C#: 4 Code Simple But Powerful Code Examples

by Dev Leader

In this article, I’ll provide you with 4 simple code examples illustrating how reflection works in C#.

Best Practices for a Visual Studio Report Generator

by JBartlau

This article provides an overview of Visual Studio's integration of combit's report generator List & Label.

Dynamic Load and Execution of Workflow Activities in C#

by Jaume González

Solution using reflection to dynamically load and execute C# code in a workflow context

Reflection with IDispatch-based COM objects

by Bill Menees

Use .NET's TypeToTypeInfoMarshaler to get a full .NET type with member information from an IDispatch-based COM object.

All Articles

Reflection

To tell if an assembly is compiled in debug or release mode in c#

4 Feb 2012 by Huisheng Chen

Using reflection to dynamically verify if an assembly is in debug or release compilation

Clear All Events Listeners of an Instance or Static Event

29 Sep 2021 by benji_dv

How to clear all events is quite simple. It needs a finger of reflection...

Simple Model/Entity Mapper in C#

2 Sep 2014 by DiponRoy

Let’s see how to make a simple model or Entity mapper using reflections in C#

Mapping Properties to String Keys

1 Oct 2014 by Yuriy Magurdumov

PropertyMapper allows mapping object properties to string keys and accessing property values based on those string keys

Calculating Optimistic Memory Footprint of Managed Object

17 Feb 2015 by PFalkowski

The way of calculating amount of memory occupied by some object in C#.NET

Alternative to Activator.CreateInstance

25 Jan 2012 by Dean Oliver

An alternative to Activator.CreateInstance

Custom String to ValueType Converter

25 Jul 2014 by Kishor Deshpande

Methods which facilitate the conversion from string to value type

Entity Framework: Separate Entity Class Mapping using Fluent API

6 Nov 2018 by MdAsifBd

Separate entity class mapping using Fluent API

entity-framework

Custom String FormatWith using Reflection

9 Jul 2012 by Matt T Heffron

This is an alternative for "Custom String FormatWith using Reflection"

Quick, Simple and Elegant way to convert C# data model to CSV

18 Aug 2019 by rohitsies

CSV file generator using simplistic approach

Use a Local API to Protect Global Methods in a Distributed Environment

7 Feb 2017 by discompsys

An easy way to allow local objects with direct access to invoke methods on a class, but prevent them from being part of the public API, for remote invocation.

Dynamic Load and Execution of Workflow Activities in C#

14 Jul 2022 by Jaume González

Solution using reflection to dynamically load and execute C# code in a workflow context

Generic DropDown Control Using LINQ to SQL and Entities using Reflection

21 Aug 2011 by murtaza dhari

A generic dropdown control using LINQ to SQL and Entities using Reflection

Invoking a Generic Method With Parameters using Reflection

30 Aug 2011 by Ilka Guigova

Sample use of generics and type retrieval

Alternative to Activator.CreateInstance

26 Jan 2012 by Dean Oliver

The final solution after much debate and optimization:public class DynamicInitializer { static readonly Dictionary> list = new Dictionary>(); public static T New() where T : class { return New(typeof...

Implementing Dynamic Menus with C# and Reflection

22 Feb 2013 by oppassum

Basic article to describe how to use Reflection for dynamically loading commands/etc

Finding Missing Unit Tests from Builds and Test Runs

3 Oct 2016 by Metaphysico

Find Unit Tests that do not show up in test results.

Compiling C# Code at Runtime

25 Jan 2014 by Lumír Kojecký

This tip shows how to compile and use C# code during runtime and its impact on speed.

INotifyPropertyChanged Revisited with .NET Framework 4.5

8 Feb 2014 by Shweta Lodha

INotifyPropertyChanged revisited with .NET Framework 4.5

ResourceUtility: A Small Class for Dealing with Resources

7 Jan 2020 by honey the codewitch

Solve some common resource complications in .NET with this simple utility class

A General C++ Reflection Engine Based on C++11 and Meta Programming

28 Jun 2016 by JohnX2015

This is a cross-platform general C++ engine, including a general runtime and a reflection engine.

Get Nested Property value using reflection and Linq.Expression

20 Nov 2011 by Massimiliano Peluso "WeDev Limited"

Get Nested Property value using reflection and Linq.Expression

C# Automatic Property Default Value Extension Methods

21 Aug 2011 by Itai Basel

This article shows how to automatically initialize/reset automatic properties' default values.

Sorting List using DataTable vs. Linq vs. Tuple

9 Feb 2015 by Bhis

Various ways to sort list and compare results

Model Binder for ASP.NET Web Forms

11 Dec 2011 by Handy Torres

Model Binder for ASP.NET Web Forms

Using PostSharp to cache methods

9 May 2014 by austinbox

C# Convert DataTable to List of Objects Dynamically

6 Dec 2014 by saddam abu ghaida

This article describes how to convert any Data Table to List of Objects at runtime using Reflection

Generating constructors at compile time

8 Dec 2014 by PIEBALDconsult

This is an alternative for "C# Convert DataTable to List of Objects Dynamically"

C# Automatic Property Default Value Extension Methods

23 Aug 2011 by Richard Deeming

For .NET 4.0:using System;using System.Collections.Generic;using System.ComponentModel;using System.Reflection;using System.Linq.Expressions;static class AutomaticPropertyExtensions{ private static class Cache where T : class { public static readonly...

Alternative to Activator.CreateInstance

26 Jan 2012 by Andrew Rissing

Using expressions, you can achieve a faster result with less code.public static T New(){ Type t = typeof(T); Func method = Expression.Lambda>(Expression.Block(t, new Expression[] { Expression.New(t) })).Compile(); return method();}Furthermore, this can...

Get Nested Property value using reflection and Linq.Expression

8 Apr 2011 by cechode

Saw this a while back; it's simpler (dirty and wrong but... ):public static T Get(Func getDelegate, bool DefaultTOnNull = false, T defaultVal = null) where T : class{ T result = null; try { result = getDelegate(); } catch...

Extensions and Reflections and Generics oh my!

5 Mar 2017 by DotNetSteve

Creating an extension class for View Models to save public properties using Generics and Delegates, replacing a reflection implementation

Get all Assembly Information

27 Mar 2012 by Henning Dieterichs

This tip shows how to get quickly all Information of an Assembly

Object Relational Mapping via Reflection

14 Jun 2011 by Simon Bridge

Illustrates how to quickly and dynamically populate an object from a data-row

How to delete 64 bit Registry keys/values (.NET 3.5)

20 May 2013 by Sunil P V

How to access a 64bit registry key from 32bit built application in .NET 3.5 and lower

Comparing Two Complex or primitive objects of same class (Alternative)

3 Nov 2015 by #realJSOP

This is an alternative for "Compareing Two Complex objects of same class"

Get Calling Assembly from StackTrace

1 Jul 2014 by JIANGWilliam

This article introduces a handy way to get the calling Testing Assembly from a called Assembly

How to Get a Collection Element Type Using Reflection in C#

5 May 2020 by honey the codewitch

This tip shows you a robust way to get the type of items a collection can hold. It works with non-generic collections too.

Object Relational Mapping via Reflection

15 Jul 2011 by Kelqualyn

Same thing 10-100 times faster.Additionally, IndexMap can be built only once per DataTable.using System;using System.Collections.Generic;using System.Data;using System.Linq;using System.Linq.Expressions;using System.Reflection;namespace ReflectiveReader{ public static...

Reflection: Subtle Difference between Moq Vs. RhinoMocks

15 Sep 2015 by Moe Farag

While writing tests for methods that use .NET Reflection, I found out that Rhino doesn't expose stubbed method for reflected invocation.

DTO from Entity Framework Class

11 Mar 2014 by Jaume González

To inherit an Entity Framework class, to extend it, bind to data and unmap it from DBContext.

Custom String FormatWith using Reflection

5 Jul 2012 by Sumit Chawla

Custom String FormatWith using Reflection

WinForm DataGridView Loading from objectcollection

30 Nov 2011 by mohanaitec

WinForm DataGridView loading from ObjectCollection.

Alternate Proxy class with bytecode manipulation

20 May 2012 by abhinav_soni

This article provides alternative to Java's Proxy class with bytecode manipulation.

Get rid of Parcelable Implemention

4 Jan 2015 by farhad2161

In this article we will implement a general Parcelable class and name it ParcelableEntity. Then all other entity class can extend it, then they will be parcelable too. So there is no need to implement Parcelable class for other classes.

Complete Assembly Reference in C#.NET

2 Jan 2016 by rvjagadheesh

A complete assembly reference tool for .NET which will display details on all methods, properties, enum for all classes in all namespaces

Simple Model/Entity Mapper in C#

12 Mar 2015 by ThiagoTane

This is an alternative for "Simple Model/Entity Mapper in C#"

Implement Tasks for Executing on Application-Start from Other Modules and Layers: C# .NET

9 Jan 2016 by Farhad Taghavi Azar Sharabiani

This code makes a mechanism to implement some tasks for executing on Application-Start from anywhere.

C# Initialize Class with Instance of Its Base

1 Apr 2017 by Bjørn

How to automatically initialize a class for an inherited class instance

Alternative to Activator.CreateInstance

31 Jan 2012 by Yves Vaillancourt

And why don't you just do this?public static T Create() where T : class, new(){ return new T();}

Collect values for all instance fields of a given type

13 Jun 2016 by Pavel Kabir

This tip is about how to get collect the values for all instance fields of a given type.

Get an object instance given just a name

15 Oct 2013 by jolsen

How to get a reference to a class member when all you have is its name and type.

Alternative to Activator.CreateInstance

31 Jan 2012 by Jonathan Jandrell

I've tried a few different ways to dynamically create an object of 'unknown' type.This is my final, simple result: public static T Create() { Type type = typeof(T); return (T)type.Assembly.CreateInstance(type.FullName); ...