I have tried to compile and execute this sketch: #include <WiFi.h> #define TEST pillo void setup() { Serial.begin(115200,SERIAL_8N1); #if TEST == pollo Serial.println("TEST is pollo"); #else Serial.println("TEST is not pollo"); #endif } void loop() { } You can assign to TEST any value…

Preprocessor #if statement doesn't work

jremington October 19, 2021, 2:42pm 3

Oops, I just noticed you are using the ESP32. That is not an Arduino.

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