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Is There a C# Equivalent to the C Typedef?

Mary-Kate Olsen
Mary-Kate OlsenOriginal
2025-01-12 10:30:43610browse

Is There a C# Equivalent to the C   Typedef?

An alternative to typedef in C#

C# does not directly support the typedef concepts known from C and C. However, similar functionality can be achieved through a variety of techniques.

Use command

Within a file, you can use directives to simplify the syntax for referencing complex types. For example:

<code class="language-csharp">using CustomerList = System.Collections.Generic.List<customer>;</code>

After this line, CustomerList can be used as the type name in that particular file. However, this method only affects the specific file in which the directive is defined.

has no equivalent typedef

Unlike C/C header files which can be included in multiple source files, there is no equivalent mechanism in C#. This means that a single typedef declaration cannot be used across the entire project.

Implicit method group conversion

Fortunately, for the specific example provided, implicit method group conversion provides a solution. Modify the event subscription line as follows:

<code class="language-csharp">gcInt.MyEvent += gcInt_MyEvent;</code>

Extra type information is automatically deduced and lengthy generic parameter duplication is eliminated.

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