mongoc_collection_drop_index_with_opts() — MongoDB C Driver 1.6.3

- MongoDB C Driver 1.6.3 »
- API Reference »
- mongoc_collection_t

# mongoc_collection_drop_index_with_opts()

## Synopsis

    bool
    mongoc_collection_drop_index_with_opts (mongoc_collection_t *collection,
                                            const char *index_name,
                                            const bson_t *opts,
                                            bson_error_t *error);

## Parameters

- `collection`: A mongoc_collection_t.
- `index_name`: A string containing the name of the index.
- `opts`: A `bson_t` or `NULL`.
- `error`: An optional location for a bson_error_t or `NULL`.

## Description

This function requests than an index on `collection` be dropped. In the event of an error it returns `false` and `error` is set.

If no write concern is provided in `opts`, the collection's write concern is used.

## Errors

Errors are propagated via the `error` parameter.

## Returns

`true` if successful, otherwise `false` and `error` is set.

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