TryValidate Method (

Attempts to validate the current data. The associated data type, if present, is used for validation.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
<CanBeNullAttribute()>
Function TryValidate() As Exception

'Usage
 
Dim instance As _UnionData
Dim value As Exception
 
value = instance.TryValidate()

[CanBeNull()]
Exception TryValidate()

[CanBeNull()]
Exception^ TryValidate();

Return Value

Returns a non-null System.Exception if the validation fails; returns a null reference otherwise.

This method can return null (Nothing in Visual Basic).

Remarks

This member or type is for use from COM. It is not meant to be used from .NET or Python. Refer to the corresponding .NET member or type instead, if you are developing in .NET or Python.

This method or property does not throw any exceptions, aside from execution exceptions such as System.Threading.ThreadAbortException or System.OutOfMemoryException.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

Reference

_UnionData Interface
_UnionData Members

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