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c#reflectionclone

C# Reflection Indexed Properties


I am writing a Clone method using reflection. How do I detect that a property is an indexed property using reflection? For example:

public string[] Items
{
   get;
   set;
}

My method so far:

public static T Clone<T>(T from, List<string> propertiesToIgnore) where T : new()
{
    T to = new T();

    Type myType = from.GetType();

    PropertyInfo[] myProperties = myType.GetProperties();

    for (int i = 0; i < myProperties.Length; i++)
    {
        if (myProperties[i].CanWrite && !propertiesToIgnore.Contains(myProperties[i].Name))
        {
            myProperties[i].SetValue(to,myProperties[i].GetValue(from,null),null);
        }
    }

    return to;
}

Solution

  • if (propertyInfo.GetIndexParameters().Length > 0)
    {
        // Property is an indexer
    }