bson_writer_get_length - Man Page

size_t
bson_writer_get_length (bson_writer_t *writer);

• writer: A bson_writer_t <>.

Fetches the current length of the content written by the buffer (including the initial offset). This includes a partly written document currently being written.

This is useful if you want to check to see if you've passed a given memory boundary that cannot be sent in a packet. See bson_writer_rollback() <> to abort the current document being written.

The length of the underlying buffer.

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