bson_iter_key - Man Page

const char *
bson_iter_key (const bson_iter_t *iter);

• iter: A bson_iter_t <>​.

Fetches the key for the current element observed by iter​.

A string which should not be modified or freed.

See also:

bson_iter_key_len() <> to retrieve the length of the key in constant time.

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