[ARDUINO] Write msg to serial / test

String dispPoruke[4] = {"abcde", "efghi", "jklmn", "opqrs"}; //

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);

}

void poruka(String msg){
  Serial.println(msg);
}

int i = 0;
void loop() {

    while(1){
      poruka(dispPoruke[i]);
      delay(100);

      i++;

      if(i == 3) i = 0;
      }
}

// Version 2 -- Send character each 200ms
// ======================================

char karakteri[4] = {'1', '2', '3', '4'};


void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);

}

int i = 0;
int del = 200;
void loop() {
    while(1){
      //if(i == 4) i = 0;
      Serial.write(karakteri[0]);
      delay(del);

      Serial.write(karakteri[1]);
      delay(del);

      Serial.write(karakteri[2]);
      delay(del);

      Serial.write(karakteri[3]);
      delay(del);
      //i++;
      }
}