- libbson 1.13.1 »
- API Reference »
- bson_string_t

# 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 occurs.

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