FileExtensionsSaveAsync(IFileObject, Stream, FuncIFileObject, FileContentDownloadState, FuncFileContentDownloadState, CancellationToken, ValueTask, FuncIFileObject, CancellationToken, ValueTaskIFileContent, CancellationToken) - метод

<ExtensionAttribute>
Public Shared Function SaveAsync ( 
	obj As IFileObject,
	targetStream As Stream,
	Optional getStateFunc As Func(Of IFileObject, FileContentDownloadState) = Nothing,
	Optional setStateActionAsync As Func(Of FileContentDownloadState, CancellationToken, ValueTask) = Nothing,
	Optional getContentFuncAsync As Func(Of IFileObject, CancellationToken, ValueTask(Of IFileContent)) = Nothing,
	Optional cancellationToken As CancellationToken = Nothing
) As ValueTask(Of ValidationResult)

public:
[ExtensionAttribute]
static ValueTask<ValidationResult^> SaveAsync(
	IFileObject^ obj, 
	Stream^ targetStream, 
	Func<IFileObject^, FileContentDownloadState>^ getStateFunc = nullptr, 
	Func<FileContentDownloadState, CancellationToken, ValueTask>^ setStateActionAsync = nullptr, 
	Func<IFileObject^, CancellationToken, ValueTask<IFileContent^>>^ getContentFuncAsync = nullptr, 
	CancellationToken cancellationToken = CancellationToken()
)

[<ExtensionAttribute>]
static member SaveAsync : 
        obj : IFileObject * 
        targetStream : Stream * 
        ?getStateFunc : Func<IFileObject, FileContentDownloadState> * 
        ?setStateActionAsync : Func<FileContentDownloadState, CancellationToken, ValueTask> * 
        ?getContentFuncAsync : Func<IFileObject, CancellationToken, ValueTask<IFileContent>> * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _getStateFunc = defaultArg getStateFunc null
        let _setStateActionAsync = defaultArg setStateActionAsync null
        let _getContentFuncAsync = defaultArg getContentFuncAsync null
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> ValueTask<ValidationResult>