Function extractLongInteger

src/util.cpp:261–264

/////////////////////////////////////////////////////////////////////////// Perform strtol on a string and check if the extracted value matches.

// Perform strtol on a string and check if the extracted value matches.
//
bool extractLongInteger(const std::string& input, long& output) {
  output = strtol(input.c_str(), nullptr, 10);
  return (format("{1}", output) == input);
}