问System.Byte[]提供了意外的值

EN

static System.Byte[] test()
{
    str _filePath = "C:\\Users\\Harry\\Desktop\\ABC.PDF";

    System.Byte[]           pdfBuffer;
    System.IO.FileInfo      fileInfo;
    System.IO.FileStream    fs;
    int                     size;
    Set                     permissionSet = new Set(Types::Class);

    permissionSet.add(new FileIOPermission(_filePath,'r'));
    permissionSet.add(new InteropPermission(InteropKind::ClrInterop));

    CodeAccessPermission::assertMultiple(permissionSet);

    //Load the file
    fileInfo = new System.IO.FileInfo(_filePath);
    //Initiallize the byte array by setting the length of the file
    size = int642int(fileInfo.get_Length());
    pdfBuffer = new System.Byte[size]();
    // Stream the file
    fs = new System.IO.FileStream(fileInfo.get_FullName(), System.IO.FileMode::Open, System.IO.FileAccess::Read);
    fs.Read(pdfBuffer, 0, pdfBuffer.get_Length());
    fs.Close();
    fs.Dispose();

    //Revert the access
    CodeAccessPermission::revertAssert();

    return pdfBuffer;    
}