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  1. #include <iostream>
  2. #include <regex>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	std::regex reg("/?([^/]+)/?$");
  7. 	std::string s("/home/fypj/build/simple-loops.cc/");
  8. 	std::cout << std::regex_replace(s, reg, "/$1/$1/") << std::endl;
  9.  
  10. 	return 0;
  11. }
Success #stdin #stdout 0s 3552KB
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stdin
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Standard input is empty
stdout
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/home/fypj/build/simple-loops.cc/simple-loops.cc/
https://ideone.com/Cs5NLY
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
secret

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