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Editorial Team
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Editorial Team
Asked: May 23, 20262026-05-23T00:27:51+00:00 2026-05-23T00:27:51+00:00

Possible Duplicate: Why are C# 3.0 object initializer constructor parentheses optional? What is the

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Possible Duplicate:
Why are C# 3.0 object initializer constructor parentheses optional?

What is the difference between instatiating an object by using

classInstance = new Class() { prop1 = "", prop2 = "" };

and

classInstance = new Class { prop1 = "", prop2 = "" };

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  1. Editorial Team
    Editorial Team
    2026-05-23T00:27:52+00:00Added an answer on May 23, 2026 at 12:27 am

    Nothing. The second is just a short-cut for the first. The first allows you to include arguments to a constructor. So, you can’t use the short-cut if the class doesn’t have an empty constructor.

    You may have an interest in this question:

    Why are C# 3.0 object initializer constructor parentheses optional?

    And Eric Lippert´s great blog post:

    Ambiguous Optional Parentheses, Part One

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