# bson_string_truncate()

## Synopsis

    void
    bson_string_truncate (bson_string_t *string,
                          uint32_t       len);

## Parameters

string | A bson_string_t.
len | The new length of the string, excluding the trailing \0.

## Description

Truncates the string so that it is len bytes in length. This must be smaller or equal to the current length of the string.

A \0 byte will be placed where the end of the string occurrs.