17 авг. 2024 г. · Working in a personal project, I found out that ranges::find_if is slower than std::find_if. Is that normal, or Am I doing something wrong?

19 янв. 2022 г. · Let's focus on std::find_if and evolve it to std::ranges::find_if. You'll then be able to apply that to your own algorithms and even choose which parts you ...

19 июн. 2017 г. · I find the C-loop even easier. It is shorter, and with more descriptive variable names is the easiest to understand version for me.

1 дек. 2020 г. · The std::ranges algorithms don't require begin and end to be the same type. This allowed the end to be some kind of tag type. This lead to the ...

30 авг. 2024 г. · Searches each character in the string to see if it is 'd', if match. return std::string str {"Hello there my friend is Luiz!"}; char letter {'d'};

11 дек. 2021 г. · I want to find the element I need to construct the std::string object from he std::string_view which I could pass to the std::map::find().

25 апр. 2022 г. · std::find(begin, end, f) means "find me the first element in the given range where elem == f ," where std::find_if(begin, end, f) means "find ...

28 мар. 2022 г. · The std::ranges:: flavor of algorithms are more than just syntactic sugar, even disregarding projections. They are new algorithms with knowledge of new ranges ...

20 мар. 2022 г. · Then find_if is the wrong algorithm. It stops at the first match. You'll want to choose a different algorithm ( or perhaps just a range-based ...

7 авг. 2021 г. · Use std::find_if. That will give you an iterator to the (first) found element, which you can then turn into an index using std::distance.