mongoc_write_concern_set_wtag() — MongoDB C Driver 1.6.3

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

# mongoc_write_concern_set_wtag()

## Synopsis

    void
    mongoc_write_concern_set_wtag (mongoc_write_concern_t *write_concern,
                                   const char *tag);

## Parameters

- `write_concern`: A mongoc_write_concern_t.
- `tag`: A string containing the write tag.

## Description

Sets the write tag that must be satistified for the write to indicate success. Write tags are preset write concerns configured on your MongoDB server. See mongoc_write_concern_t for more information on this setting.

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