How Can I Retrieve Variable and Parameter Names in C#?

Get variables and parameter names in C#

In C#, the method of obtaining variables or parameter names depends on the C#version used.

C# 6.0 The solution before

Before C# 6.0, you can use the method in the

class.

MemberInfoGetting GetMemberName Get variable name:

<code class="language-csharp">public static string GetMemberName<T>(Expression<Func<T>> memberExpression) => ((MemberExpression)memberExpression.Body).Member.Name;</code>

Get parameter name:

<code class="language-csharp">string testVariable = "value";
string nameOfTestVariable = MemberInfoGetting.GetMemberName(() => testVariable);</code>

C# 6.0 and higher version solutions

<code class="language-csharp">public class TestClass
{
    public void TestMethod(string param1, string param2) 
    {
        string nameOfParam1 = MemberInfoGetting.GetMemberName(() => param1);
    }
}</code>

C# 6.0 introduced the operator, providing a simple method of acquiring the name:

This method is suitable for variables, parameters and attributes. nameof

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