How to use lambda auto parameters in C++11

Question

I have a code in C++14. However, when I used it in C++11, it has an error at const auto. How to use it in C++11?

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Answer 1

Unfortunately, generic lambdas that take auto (whether const or not) is a C++14 only feature.

See here https://isocpp.org/wiki/faq/cpp14-language#generic-lambdas for some more details.