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array::try_at (2 of 2 overloads)

Access an element, with bounds checking.

Synopsis
boost::system::result< value const & >
try_at(
    std::size_t pos) const noexcept;
Description

Returns boost::system::result containing a reference to the element specified at location pos, if pos is within the range of the container. Otherwise the result contains an error_code.

Exception Safety

No-throw guarantee.

Parameters

Name

Description

pos

A zero-based index.

Complexity

Constant.


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