#include <EEPROM.h>

class MyEEPROM : public EEPROMClass {
public:
  using EEPROMClass::put;
  using EEPROMClass::get;

  char const* put(int idx, char const* data) {
    size_t i;
    for (i = 0; data[i]; i++) {
      put(idx + i, data[i]);
    }
    put(idx + i, '\x00');
    return data;
  }

  char* put(int idx, char* data) {
    return put(idx, const_cast<char const*>(data));
  }

  String& put(int idx, String& data) {
    put(idx, data.c_str());
    return data;
  }

  String& get(int idx, String& data) {
    data = "";
    char c;
    for (size_t i = idx; (c = get(i, c)); i++) {
      data += c;
    }
    return data;
  }
};

MyEEPROM myEEPROM;


void setup() {
  Serial.begin(9600);
  {
  char const* ccStr = "abc";
  myEEPROM.put(0, ccStr);
  char* cStr = const_cast<char*>("def");
  myEEPROM.put(5, cStr);
  String sStr = "ghi";
  myEEPROM.put(10, sStr);
  }
  {
  char cStr[10];
  Serial.println(myEEPROM.get(0, cStr));
  Serial.println(myEEPROM.get(5, cStr));
  Serial.println(myEEPROM.get(10, cStr));
  String sStr;
  Serial.println(myEEPROM.get(0, sStr));
  Serial.println(myEEPROM.get(5, sStr));
  Serial.println(myEEPROM.get(10, sStr));
  }
  for (size_t i = 0; i < 15; i++) {
    Serial.print(static_cast<char>(myEEPROM.read(i)));
  }
}

void loop() {}