Convert serial.read() into a useable string using Arduino?

Question

I\'m using two Arduinos to sent plain text strings to each other using newsoftserial and an RF transceiver.

Each string is perhaps 20-30 characters in length. How do

Answer 1

Unlimited string readed

  String content = "";
  char character;

  while(Serial.available()) {
      character = Serial.read();
      content.concat(character);
  }

  if (content != "") {
    Serial.println(content);
  }