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add example

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manga_osyo 2012-05-24 14:37:08 +09:00
parent a9da4b2a1f
commit 488d20425f
2 changed files with 111 additions and 0 deletions
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44
libs/string/example/c_str_to_sprout_string.cpp Normal file
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//
// Sprout C++ Library
//
// Copyright (c) 2012
// bolero-MURAKAMI : http://d.hatena.ne.jp/boleros/
// osyo-manga : http://d.hatena.ne.jp/osyo-manga/
//
// Readme:
// https://github.com/bolero-MURAKAMI/Sprout/blob/master/README
//
// License:
// Boost Software License - Version 1.0
// <http://www.boost.org/LICENSE_1_0.txt>
//
#include <sprout/string.hpp>
//
// C style string to Sprout.String
//
int
main(){
constexpr char const* c_str = "homu";
//
// String length is required
//
constexpr auto length = sprout::char_traits<char>::length(c_str);
static_assert(length == 4, "");
//
// To Sprout.String
//
constexpr auto str = sprout::string_from_c_str<length>( c_str );
static_assert(std::is_same<sprout::string<4> const, decltype(str)>{}, "");
static_assert(str == "homu", "");
constexpr auto str2 = sprout::string_from_c_str<length>( c_str, 2 );
static_assert(std::is_same<sprout::string<4> const, decltype(str2)>{}, "");
static_assert(str2 == "ho", "");
return 0;
}