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ParameterModifier.xml
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ParameterModifier.xml
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<Type Name="ParameterModifier" FullName="System.Reflection.ParameterModifier">
<TypeSignature Language="C#" Value="public readonly struct ParameterModifier" FrameworkAlternate="net-5.0;net-6.0;net-7.0;net-8.0;net-9.0;netcore-2.1;netcore-2.2;netcore-3.0;netcore-3.1;netstandard-2.1" />
<TypeSignature Language="ILAsm" Value=".class public sequential ansi sealed beforefieldinit ParameterModifier extends System.ValueType" FrameworkAlternate="net-5.0;net-6.0;net-7.0;net-8.0;net-9.0;netcore-1.0;netcore-1.1;netcore-2.0;netcore-2.1;netcore-2.2;netcore-3.0;netcore-3.1;netstandard-1.5;netstandard-1.6;netstandard-2.0;netstandard-2.1" />
<TypeSignature Language="DocId" Value="T:System.Reflection.ParameterModifier" />
<TypeSignature Language="VB.NET" Value="Public Structure ParameterModifier" />
<TypeSignature Language="F#" Value="type ParameterModifier = struct" />
<TypeSignature Language="C++ CLI" Value="public value class ParameterModifier" />
<TypeSignature Language="C#" Value="public struct ParameterModifier" FrameworkAlternate="netcore-1.0;netcore-1.1;netcore-2.0;netframework-1.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1;netstandard-1.5;netstandard-1.6;netstandard-2.0" />
<TypeSignature Language="ILAsm" Value=".class public sequential ansi serializable sealed beforefieldinit ParameterModifier extends System.ValueType" FrameworkAlternate="netframework-1.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1" />
<AssemblyInfo>
<AssemblyName>System.Reflection</AssemblyName>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>mscorlib</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.0.5.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>netstandard</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>System.Runtime</AssemblyName>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
<AssemblyVersion>4.2.1.0</AssemblyVersion>
<AssemblyVersion>4.2.2.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
</AssemblyInfo>
<TypeForwardingChain>
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Runtime" ToVersion="5.0.0.0" FrameworkAlternate="net-5.0" />
<TypeForwarding From="System.Reflection" FromVersion="5.0.0.0" To="System.Runtime" ToVersion="5.0.0.0" FrameworkAlternate="net-5.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Runtime" ToVersion="6.0.0.0" FrameworkAlternate="net-6.0" />
<TypeForwarding From="System.Reflection" FromVersion="6.0.0.0" To="System.Runtime" ToVersion="6.0.0.0" FrameworkAlternate="net-6.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Runtime" ToVersion="7.0.0.0" FrameworkAlternate="net-7.0" />
<TypeForwarding From="System.Reflection" FromVersion="7.0.0.0" To="System.Runtime" ToVersion="7.0.0.0" FrameworkAlternate="net-7.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Runtime" ToVersion="8.0.0.0" FrameworkAlternate="net-8.0" />
<TypeForwarding From="System.Reflection" FromVersion="8.0.0.0" To="System.Runtime" ToVersion="8.0.0.0" FrameworkAlternate="net-8.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Runtime" ToVersion="9.0.0.0" FrameworkAlternate="net-9.0" />
<TypeForwarding From="System.Reflection" FromVersion="9.0.0.0" To="System.Runtime" ToVersion="9.0.0.0" FrameworkAlternate="net-9.0" />
<TypeForwarding From="System.Reflection" FromVersion="4.2.0.0" To="System.Runtime" ToVersion="4.2.0.0" FrameworkAlternate="netcore-2.0" />
<TypeForwarding From="System.Reflection" FromVersion="4.2.1.0" To="System.Runtime" ToVersion="4.2.1.0" FrameworkAlternate="netcore-2.1;netcore-2.2;netcore-3.0" />
<TypeForwarding From="System.Reflection" FromVersion="4.2.2.0" To="System.Runtime" ToVersion="4.2.2.0" FrameworkAlternate="netcore-3.1" />
<TypeForwarding From="System.Reflection" FromVersion="4.1.1.0" To="mscorlib" ToVersion="4.0.0.0" FrameworkAlternate="netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1" />
</TypeForwardingChain>
<Base>
<BaseTypeName>System.ValueType</BaseTypeName>
</Base>
<Interfaces />
<Attributes>
<Attribute FrameworkAlternate="net-5.0;net-6.0;net-7.0;net-8.0;net-9.0;netcore-2.1;netcore-2.2;netcore-3.0;netcore-3.1;netstandard-2.1">
<AttributeName Language="C#">[System.Runtime.CompilerServices.IsReadOnly]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.CompilerServices.IsReadOnly>]</AttributeName>
</Attribute>
<Attribute FrameworkAlternate="netframework-1.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1">
<AttributeName Language="C#">[System.Serializable]</AttributeName>
<AttributeName Language="F#">[<System.Serializable>]</AttributeName>
</Attribute>
<Attribute FrameworkAlternate="netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1">
<AttributeName Language="C#">[System.Runtime.InteropServices.ComVisible(true)]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.InteropServices.ComVisible(true)>]</AttributeName>
</Attribute>
</Attributes>
<Docs>
<summary>Attaches a modifier to parameters so that binding can work with parameter signatures in which the types have been modified.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Reflection.ParameterModifier> structure is used with the <xref:System.Type.InvokeMember%28System.String%2CSystem.Reflection.BindingFlags%2CSystem.Reflection.Binder%2CSystem.Object%2CSystem.Object%5B%5D%2CSystem.Reflection.ParameterModifier%5B%5D%2CSystem.Globalization.CultureInfo%2CSystem.String%5B%5D%29?displayProperty=nameWithType> method overload when passing parameters by reference to a COM component that is accessed late bound. The parameters that are to be passed by reference are specified by a single <xref:System.Reflection.ParameterModifier> structure, which must be passed in an array containing a single element. The single <xref:System.Reflection.ParameterModifier> structure in this array must be initialized with the number of parameters in the member that is to be invoked. To indicate which of these parameters are passed by reference, set the value of the <xref:System.Reflection.ParameterModifier.Item%2A> property (the indexer in C#) to `true` for the index number corresponding to the zero-based position of the parameter.
## Examples
The following code example shows this for a member that has three string arguments, the first and third of which are passed by reference. Assume that a variable named `obj` contains a reference to the COM object.
:::code language="cpp" source="~/snippets/cpp/VS_Snippets_CLR_System/system.reflection.parametermodifier/cpp/source.cpp" id="Snippet1":::
:::code language="csharp" source="~/snippets/csharp/System.Reflection/ParameterModifier/Overview/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/VS_Snippets_CLR_System/system.reflection.parametermodifier/vb/source.vb" id="Snippet1":::
]]></format>
</remarks>
</Docs>
<Members>
<Member MemberName=".ctor">
<MemberSignature Language="C#" Value="public ParameterModifier (int parameterCount);" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig specialname rtspecialname instance void .ctor(int32 parameterCount) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Reflection.ParameterModifier.#ctor(System.Int32)" />
<MemberSignature Language="VB.NET" Value="Public Sub New (parameterCount As Integer)" />
<MemberSignature Language="F#" Value="new System.Reflection.ParameterModifier : int -> System.Reflection.ParameterModifier" Usage="new System.Reflection.ParameterModifier parameterCount" />
<MemberSignature Language="C++ CLI" Value="public:
 ParameterModifier(int parameterCount);" />
<MemberType>Constructor</MemberType>
<AssemblyInfo>
<AssemblyName>System.Reflection</AssemblyName>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>mscorlib</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.0.5.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>netstandard</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>System.Runtime</AssemblyName>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
<AssemblyVersion>4.2.1.0</AssemblyVersion>
<AssemblyVersion>4.2.2.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Parameters>
<Parameter Name="parameterCount" Type="System.Int32" />
</Parameters>
<Docs>
<param name="parameterCount">The number of parameters.</param>
<summary>Initializes a new instance of the <see cref="T:System.Reflection.ParameterModifier" /> structure representing the specified number of parameters.</summary>
<remarks>To be added.</remarks>
<exception cref="T:System.ArgumentException">
<paramref name="parameterCount" /> is negative.</exception>
</Docs>
</Member>
<Member MemberName="Item">
<MemberSignature Language="C#" Value="public bool this[int index] { get; set; }" />
<MemberSignature Language="ILAsm" Value=".property instance bool Item(int32)" />
<MemberSignature Language="DocId" Value="P:System.Reflection.ParameterModifier.Item(System.Int32)" />
<MemberSignature Language="VB.NET" Value="Default Public Property Item(index As Integer) As Boolean" />
<MemberSignature Language="F#" Value="member this.Item(int) : bool with get, set" Usage="System.Reflection.ParameterModifier.Item" />
<MemberSignature Language="C++ CLI" Value="public:
 property bool default[int] { bool get(int index); void set(int index, bool value); };" />
<MemberType>Property</MemberType>
<AssemblyInfo>
<AssemblyName>System.Reflection</AssemblyName>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>mscorlib</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.0.5.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>netstandard</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>System.Runtime</AssemblyName>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
<AssemblyVersion>4.2.1.0</AssemblyVersion>
<AssemblyVersion>4.2.2.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
</AssemblyInfo>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="index" Type="System.Int32" />
</Parameters>
<Docs>
<param name="index">The index position of the parameter whose modification status is being examined or set.</param>
<summary>Gets or sets a value that specifies whether the parameter at the specified index position is to be modified by the current <see cref="T:System.Reflection.ParameterModifier" />.</summary>
<value>
<see langword="true" /> if the parameter at this index position is to be modified by this <see cref="T:System.Reflection.ParameterModifier" />; otherwise, <see langword="false" />.</value>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
Indexers permit a default property on a type to be indexed as if the type were an array.
]]></format>
</remarks>
</Docs>
</Member>
</Members>
</Type>