front

Interface

SPROUT_CXX14_CONSTEXPR reference front();

SPROUT_CONSTEXPR const_reference front() const;

Returns

A reference to the first element in the array.

Examples

#include <sprout/array.hpp>
using namespace sprout;

SPROUT_STATIC_CONSTEXPR auto input = array<int, 10>{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}};
static_assert(input.front() == 1, "a first element is 1.");

Complexity

Recursive function invocations in O(1) (constant) depth.

Header

sprout/array/array.hpp

Convenience header: sprout/array.hpp