createCanvas(400, 400);

  let myLine = "some data, more data, 09/2023, yet more data";

  let lineSplitted = split (myLine, ",");

  print (lineSplitted);

​

  let dateSplitted = split(lineSplitted[2], "/");

  print (dateSplitted);

  if (dateSplitted.length === 2) {

    print("we know one field, probably the day is missing");

  }

  // only do 2023

  if (int(dateSplitted[2]) === 2023) {

    if (int(dateSplitted[1]) < minMonth) {

      minMonth = int(dateSplitted[1]);

    }

  }

}