[kashperuk]

А в системе примеры кто искать будет?

\Data Dictionary\Tables\DocuValue\Methods\writeDocuValue

public static docuValue writeDocuValue(DocuRef  docuRef,
                                  FileName fileName = '',
                                  BinData binData = NULL
                                  )
{
    DocuValue   docuValue;
    DocuType    docuType;
;

    ttsbegin;

    docuType  = docuRef.docuType();
    docuValue = docuRef.docuValue(true);

    [docuValue.fileName, docuValue.fileType, docuValue.path] = Docu::splitFilename(fileName);
    if (docuType.filePlace != DocuFilePlace::NoCopy)
        docuValue.path = ''; //path is already stored in ArchivePath in docuType or docuParameters

    if (docuType.filePlace == DocuFilePlace::Database)
    {
        // Insert to database
        if (WinApi::fileLocked(fileName))
        {
            info("@SYS72783",'',SysInfoAction_formRun::newFormname(formstr(DocuOpenFile), identifierstr(Grid), "@SYS4167"));
        }
        else
        {
            if (! binData)
            {
                binData = new BinData();
                if (binData.loadFile(fileName)) //only works if file not locked
                {
                    docuValue.file = binData.getData();
                }
                else
                    throw error(strFmt("@SYS54217",fileName));
            }
            else
                docuValue.File = binData.getData();
        }
    }

    docuValue.update();

    ttscommit;
    return docuValue;
}