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  1. #include<iostream>
  2. #include<string>
  3. #include<vector>
  4.  
  5. std::vector<std::string> StringToVector (const std::string s,
  6.                                          const char token)
  7. {
  8.   std::vector<std::string> v;
  9.  
  10.   size_t posLast = 0, pos = 0;
  11.   while((pos = s.find(token, pos)) != std::string::npos)
  12.   {
  13.     if(s[pos] != s[posLast])
  14.       v.push_back(s.substr(posLast, pos - posLast));
  15.     posLast = ++pos;
  16.   }
  17.   if(s[posLast] != 0)  // If there is no terminating token found
  18.     v.push_back(s.substr(posLast));
  19.  
  20.   return v;
  21. }
  22.  
  23. int main (int argc, char** argv)
  24. {
  25.   std::cout << "\n\"\":\n";
  26.   for(auto& i : StringToVector("", ','))
  27.     std::cout << i << std::endl;
  28.  
  29.   std::cout << "\n\"a,b,c,d,\":\n";
  30.   for(auto& i : StringToVector("a,b,c,d,", ','))
  31.     std::cout << i << std::endl;
  32.  
  33.   std::cout << "\n\"a,,,\":\n";
  34.   for(auto& i : StringToVector("a,,,", ','))
  35.     std::cout << i << std::endl;
  36.  
  37.   std::cout << "\n\",,a,\":\n";
  38.   for(auto& i : StringToVector(",,a,", ','))
  39.     std::cout << i << std::endl;
  40.  
  41.   std::cout << "\n\",,,,\":\n";
  42.   for(auto& i : StringToVector(",,,,", ','))
  43.     std::cout << i << std::endl;
  44.  
  45.   std::cout << "\n\"a\":\n";
  46.   for(auto& i : StringToVector("a", ','))
  47.     std::cout << i << std::endl;
  48.  
  49.   std::cout << "\n\",,a\":\n";
  50.   for(auto& i : StringToVector(",,a", ','))
  51.     std::cout << i << std::endl;
  52.  
  53.   std::cout << "\n\"a,b,c,d\":\n";
  54.   for(auto& i : StringToVector("a,b,c,d", ','))
  55.     std::cout << i << std::endl;
  56.   return 0;
  57. }
  58.  
Success #stdin #stdout 0s 3276KB
comments (?)
stdin 
Standard input is empty
stdout 
"":

"a,b,c,d,":
a
b
c
d

"a,,,":
a

",,a,":
a

",,,,":

"a":
a

",,a":
a

"a,b,c,d":
a
b
c
d
https://ideone.com/ZITOdh
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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