mongoc_gridfs_file_get_id - Man Page

const bson_value_t *
mongoc_gridfs_file_get_id (mongoc_gridfs_file_t *file);

• file: A mongoc_gridfs_file_t <>.

Fetches the id of a gridfs file.

The C Driver always uses an ObjectId for _id, but files created by other drivers may have any type of _id.

Returns a bson_value_t <https://www.mongoc.org/libbson/current/bson_value_t.html> that should not be modified or freed.

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