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How Can I Extract Attribute Names and Values from Class Properties Using Reflection?

Barbara Streisand
Barbara StreisandOriginal
2025-01-29 08:24:17175browse

How Can I Extract Attribute Names and Values from Class Properties Using Reflection?

The name and value of the attribute and value of the reflection extraction

A common task in reflection is to retrieve attribute information associated with attributes from the attributes of the class. Consider the following example:

Here, attributes are applied to

attributes. Our goal is to use reflexes to obtain attribute names and values ​​("Author", "Authorname").
<code class="language-csharp">public class Book
{
    [Author("AuthorName")]
    public string Name
    {
        get; private set; 
    }
}</code>

For this, please follow the steps below: Author Name

Use to obtain the

instance array of the class attribute.

    For each , call
  1. to determine whether any attribute has the typeof(Book).GetProperties() type. PropertyInfo
  2. If the attribute exists, the attribute name is retrieved from the
  3. and the attribute value is retrieved from the attribute. PropertyInfo GetCustomAttributes() Author The example of this kind of implementation is provided below:
  4. Author By calling this function, you can get a dictionary that maps the attribute name to the author's name, thereby providing a complete list of attribute information associated with attributes. PropertyInfo

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