写入资料流。
Cannot change hash key after first write to the stream.
不能在首次写入该流后更改哈希键。
You can write to a stream, transferring data from a data source into the stream.
您可以写入流，即将数据从数据源传输到流中。
Hash key cannot be changed after the first write to the stream.
不能在先写入该流后更改哈希键。
Write all data to the crypto stream and flush it.
写的所有数据流的加密和刷新它。
Write an object to the underlying storage or stream.
向底层存储或流中写入一个对象。
Write an object to the underlying storage or stream.
向底层存储或流中写入一个对象。
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