site stats

Boost pp foreach

WebArguments. A ternary macro of the form macro ( r, data, elem ). This macro is expanded by BOOST_PP_SEQ_FOR_EACH with each element in seq . It is expanded with the next … WebJul 23, 2024 · Foreach-Object vs. Foreach Loops Speed. While loops are frequently used to process through many items, they can be the smoking gun when performance problems arise. Take this script block as an example. It loops through 10,000 times and outputs the previous number’s product and the current number from the input. This example is easily ...

PHP: foreach - Manual

WebDec 8, 2024 · BOOST_FOREACH is just such a construct for C++. It iterates over sequences for us, freeing us from having to deal directly with iterators or write … WebAug 30, 2024 · BOOST_FOREACH is just such a construct for C++. It iterates over sequences for us, freeing us from having to deal directly with iterators or write … hayward powerline pump https://traffic-sc.com

using C++ boost for each loop - CodeProject

Web原因分析:使用gcc -E 参数对源文件只体系预处理操作,打开生成的宏替换文件发现BOOST_PP_VARIADIC_TO_SEQ (__VA_ARGS__))这个宏没有被正确替换,在预处理 … WebDownload. Chapter 52. Boost.Foreach. Boost.Foreach provides a macro that simulates the range-based for loop from C++11. You can use the macro BOOST_FOREACH, … WebJan 27, 2016 · BOOST_PP_REPEAT_FROM_TO calls the macro GENERATE_DESCENDING_SEQUENCES BOOST_PP_SEQ_SIZE(SEQ) times with … hayward powerflo vs 300

GitHub - boostorg/preprocessor: Boost.org preprocessor module

Category:Chapter 52. Boost.Foreach - theboostcpplibraries.com

Tags:Boost pp foreach

Boost pp foreach

AI to boost world economy by over 15 trillion dollars in seven …

WebBOOST_FOREACH is an amazingly powerful and complicated macro that provides a seemingly simple service: It lets you iterate over the array or container and process all the items therein. Here are some example uses: WebBoost.Foreach provides a macro that simulates the range-based for loop from C++11. You can use the macro BOOST_FOREACH, defined in boost/foreach.hpp, to iterate over a sequence without using iterators. If your development environment supports C++11, you can ignore Boost.Foreach. Example 52.1. Using BOOST_FOREACH and …

Boost pp foreach

Did you know?

Web(AAA) (BBB) (CCC) is a Boost.Preprocessor sequence of tree elements AAA, BBB and CCC; the macro append the enum name to it's modalities: enum E { E_AAA, E_BBB, E_CCC }; static const char* E_strings [] = { "AAA", "BBB", "CCC" }; Share Improve this answer Follow edited Sep 18, 2024 at 12:00 Flo 16 3 answered Apr 3, 2011 at 15:08 … WebThe BOOST_PP_LIST_FOR_EACH_Rmacro repeats a macro for each element in a list. It reenters BOOST_PP_FORwith maximum efficiency. Usage BOOST_PP_LIST_FOR_EACH_R(r, macro, data, list) Arguments r The next available BOOST_PP_FORrepetition. macro A ternary macro of the form macro(r, data, elem).

WebAug 16, 2024 · Boost.org preprocessor module. Contribute to boostorg/preprocessor development by creating an account on GitHub. WebSo, I suppose that anyone with some experience with the pre-processor could come up with a FOREACH macro, it still seems much easer to write FOREACH(M,p1,p2,...) than what I have below (which is an improvement over what I sent before) #define PP_FOREACH_ARRAY( ... ) (PP_NARG(__VA_ARGS__) , ( __VA_ARGS__ ) ) #define …

WebApr 9, 2024 · According to Israel's predictions, the global AI market could reach $900 billion by the end of 2026. Artificial intelligence (AI) could boost the world economy by up to $15.7 trillion by 2030 by ... WebMay 31, 2013 · I would like to compile each .cpp file into a separate executable, and add it separately as a test so that I can use the CTest regular expression machinery (especially the test exclusion which Boost.Test doesn't seem to have) to selectively run certain tests.

WebJul 8, 2024 · Introduction. I'd like to share a quick solution for a parallel foreach loop, which can potentially increase the performance of certain applications currently using the built in version introduced in .NET 4.0. This custom version is suited to be used in nested loops, where the outer one needs to be processed sequentially.

WebJul 27, 2024 · //BOOST_PP_CAT does the same as our PP_CONCAT #define PRINT_IMPL (r, data, elem) BOOST_PP_CAT (print_, elem); // PRINT_IMPL (_,_, int (42)) == print_int (42) // PRINT_IMPL (_,_, cstr ("foo")) == print_cstr (42) We can see that this works using compiler explorer: The problem is that it will fail with zero arguments. hayward powerline chlorinatorsWebBoost.org foreach module. Contribute to boostorg/foreach development by creating an account on GitHub. Boost.org foreach module. Contribute to boostorg/foreach development by creating an account on GitHub. ... # define BOOST_FOREACH_ID (x) BOOST_PP_CAT(x, __LINE__) # endif // A sneaky way to get the type of the collection … hayward power plant explosionWebApr 4, 2012 · We could fix this simply by replacing ‘BOOST’. nickx:/tmp $ cat $ (g++ -M boostpp.cpp grep boost/preprocessor/ \ sed -e 's/\\//g') grep '# *include' -v sed -e 's/BOOST/MY/g'>mypreprocessor.h Here is a bash script to wrap all this up: hayward power sports trail conditionsWebArguments macro A ternary macro of the form macro(r, data, elem).This macro is expanded by BOOST_PP_SEQ_FOR_EACH with each element in seq.It is expanded with the next … hayward power sports ownerhttp://cplusplus.bordoon.com/boost_foreach_techniques.html hayward precision grpWebOct 28, 2013 · See the section on Extensibility to find out how to make BOOST_FOREACH work with other types.. Examples. Below are some examples that demonstrate all the … hayward pr10100tWebSo, I suppose that anyone with some experience with the pre-processor could come up with a FOREACH macro, it still seems much easer to write FOREACH(M,p1,p2,...) than > what I have below (which is an improvement over what I sent before) > > #define PP_FOREACH_ARRAY( ... ) (PP_NARG(__VA_ARGS__) , ( __VA_ARGS__ ) ) > … hayward power sports used boats