Variadic function to enable easy writing to serial char device on an arduino

arduino.c

#include <cstdarg.h>

void writeValues(int count, ...)
{

  /* Declare variadic args */
  va_list ap;
  va_start(ap, count);
  
  Serial.print("#S|SAVEDATA|[");

  /* For each value, print to Serial */
  for (int i = 0; i < count; i++)
  {
    Serial.print(va_arg(ap, float));
    Serial.print(';');
  }

  Serial.print("]#");
  va_end(ap);
  
}

writeValues
( 3
, humidity
, sensors.getTempC(fanThermometer)
, sensors.getTempC(airThermometer) );