StringStream.cpp

#include <iostream>
#include <sstream>
#include <string>

#include "ExampleRegistry.h"

namespace {
void runStringStreamExample() {
  std::cout << "\n--- String Stream Example ---\n";

  std::stringstream os{};

  // input:   std::istringstream iss;
  os << "0xF";
  std::cout << os.str();

  // Note: After changing .str(), always call .clear() before reading.
  os.str("0x1 0x2");
  os.clear();
  std::cout << os.str();

  // output: std::ostringstream oss;
  std::string bytesStr = os.str();
  std::cout << bytesStr;

  os.str("0x0 0xF 0xE 0x2");
  os.clear();
  os >> bytesStr;
  std::cout << bytesStr;

  // conversions
  int byte_low = 0xFFF;
  int byte_high = 0x001;
  os.clear();
  os << byte_low << ' ' << byte_high;
  std::cout << os.str();
}
}  // namespace

class StringStream : public IExample {
 public:
  std::string group() const override { return "core/filehandle"; }
  std::string name() const override { return "StringStream"; }
  std::string description() const override { return ""; }
  void execute() override { runStringStreamExample(); }
};

REGISTER_EXAMPLE(StringStream, "core/filehandle", "StringStream");