'Declaration
<__DynamicallyInvokableAttribute()> Public Overloads Overridable Function WriteStartDocumentAsync() As System.Threading.Tasks.Task
'Usage
Dim instance As NXmlNodeWriter Dim value As System.Threading.Tasks.Task value = instance.WriteStartDocumentAsync()
[__DynamicallyInvokable()] public virtual System.Threading.Tasks.Task WriteStartDocumentAsync()