Boost C++ Libraries

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basic_flat_buffer::reserve

Guarantee a minimum capacity.

Synopsis
void
reserve(
    std::size_t n);
Description

This function adjusts the internal storage (if necessary) to guarantee space for at least n bytes. Buffer sequences previously obtained using data or prepare become invalid.

Parameters

Name

Description

n

The minimum number of byte for the new capacity. If this value is greater than the maximum size, then the maximum size will be adjusted upwards to this value.

Exception Safety

Basic guarantee.

Exceptions

Type

Thrown On

std::length_error

if n is larger than the maximum allocation size of the allocator.


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