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Asked: May 11, 20262026-05-11T01:26:10+00:00 2026-05-11T01:26:10+00:00

In the below code sample, what does {0:X2} mean? This is from the reflection

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In the below code sample, what does {0:X2} mean? This is from the reflection section of the MCTS Application Development Foundation book (covering dynamic code, etc.).

foreach(Byte b in body.GetILAsBodyArray()) { Console.Write('{0:X2}', b); } 
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  1. 2026-05-11T01:26:11+00:00Added an answer on May 11, 2026 at 1:26 am

    This uses the same format as String.Format(). Check out the following reference:

    http://msdn.microsoft.com/en-us/library/fht0f5be.aspx

    • X = Hexadecimal format
    • 2 = 2 characters
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