public static unsafe void WriteRaw4(JsonWriterUtf8 writer, byte[] src) { writer.EnsureCapacity(writer.offset, src.Length); fixed(byte *pSrc = &src[0]) fixed(byte *pDst = &writer.buffer[writer.offset]) { *(int *)(pDst + 0) = *(int *)(pSrc + 0); } writer.offset += src.Length; }