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  1. #include <iostream>
  2. #include <string>
  3.  
  4. auto dnsResolve(std::string dns) {
  5.   return [dns](){
  6.     static std::string temp(dns);
  7.     temp += "...";
  8.     return temp;
  9.   };
  10. }
  11.  
  12. int main(void) {
  13.   auto myDNS = dnsResolve(std::string("test"));
  14.   std::cout << myDNS() << std::endl;
  15.   std::cout << myDNS() << std::endl;
  16.   return 0;
  17. }
  18.  
Success #stdin #stdout 0s 3468KB
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stdin
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Standard input is empty
stdout
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test...
test......
https://ideone.com/UXVSLU
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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