Web Reference: Don't leave your Serial.print statements in your final code! And use printf! Dec 2, 2024 ยท There is no blackbox; it's just a macro. debug (x) is replaced by Serial.print (x) by the C++ preprocessor if DEBUG equals 1 and else by nothing. A way to save program memory by turning on/off debug at will, of course on a small program it doesn't really matter. Just good to know. Apr 5, 2015 ยท Is it possible to have the Arduino ignore serial.print and serial.println throughout my code, without turning it into a comment or placing every serial printing inside for example "if (debug == true)" statements?
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