Sprout/source/libs/string/basic_string/operator-less.rst

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2013-09-04 10:28:01 +00:00
.. _sprout-string-basic_string-operator-less:
###############################################################################
operator<
###############################################################################
Interface
========================================
.. sourcecode:: c++
template<typename T, std::size_t N1, std::size_t N2, typename Traits>
inline SPROUT_CONSTEXPR bool
operator<(sprout::basic_string<T, N1, Traits> const& lhs, sprout::basic_string<T, N2, Traits> const& rhs);
Returns
========================================
| true if the contents of the lhs are lexicographically less than the contents of rhs, false otherwise.
Examples
========================================
.. sourcecode:: c++
#include <sprout/string.hpp>
using namespace sprout;
SPROUT_STATIC_CONSTEXPR auto x = string<8>("homuhomu");
SPROUT_STATIC_CONSTEXPR auto y = string<8>("madocchi");
static_assert(x < y, "x is less than y.");
Complexity
========================================
| Recursive function invocations in *O(logN)* (logarithmic) depth.
Header
========================================
| ``sprout/string/comparison.hpp``
| Convenience header: ``sprout/string.hpp``