新增于: v10.0.0
zlib.bytesWritten
属性指定在处理字节(压缩或解压缩,视派生类而定)之前写入引擎的字节数。
Added in: v10.0.0
The zlib.bytesWritten
property specifies the number of bytes written to
the engine, before the bytes are processed (compressed or decompressed,
as appropriate for the derived class).