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[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]
Initializes a new instance of the ArgumentNullException class with the name of the parameter that causes this exception.
Namespace: System
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
Public Sub New ( _
argument As String _
)
public ArgumentNullException(
string argument
)
public:
ArgumentNullException(
String^ argument
)
new :
argument:string -> ArgumentNullException
public function ArgumentNullException(
argument : String
)
Parameters
- argument
Type: System. . :: . .String
The name of the parameter that caused the exception.
Remarks
This constructor initializes the Message property of the new instance to a system-supplied message that describes the error, such as "Argument cannot be null." This message takes into account the current system culture.
This constructor initializes the ParamName property of the new instance using the paramName parameter. The content of paramName is intended to be understood by humans.
The following table shows the initial property values for an instance of ArgumentNullException.
Property |
Value |
---|---|
A null reference (Nothing in Visual Basic). |
|
The empty string (""). |
|
The parameter name string. |
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see dd66cd4c-b087-415f-9c3e-94e3a1835f74.