I try to learn C++ and found out about the sing { that in and out must be on the same line. So I succeeded in compiling the script !!
But I must do more investment but it did not work ! it is (Look) familiar with with my ESP-Now project, complying okay but not wath it must do. The code with ...

And again a mistake in programming !!!! It is for me ( my age .... can I ask for help and a Little patience ???

I try to copy parts of the originals without success something wot if and else ore with { }

My try:
const int BUTTON = 4;
const int LED = 14;
int BUTTONstate = 0;

const int BUTTON1 ...

In Englisch so other viewers can understand!

Thanks for your answer. The problem is, compiling the date gives no problem/errors.
But …I like when I give the ESP32 power both led’s are going on
I changed False in True for both led’s , with a good result.
But when I pressed the button green and red ...

Bedankt voor de tip/het idee. Mis toch een stukje kennis, zou je de wijzigingen kunnen aan geven in het/of een bestand ?
Alvast bedankt. Ga verder nu in het nederlands indien oke

I think I can ex plane not so good in English !!
Bedankt voor je deels geweldige antwoord heb daar zeker notitie van genomen. Was zeker niet slim van mij. Maar m'n leeftijd ...
Ik denk door de keuze van een "eigen button poort het probleem zou zijn "opgelost".
Vandaar mijn verbazing dat het script ...

This line in the program is the "problem" if (strcmp("on", buffer) == 0) It can only look to one GPO port. That is why both led's are going on ! I found out that there are other arguments for strncmp
maybe someone know which must be the right line ( the right argument ) : int strncmp(const char *s1 ...

I'm making a system with one green and one red led. it must communicate to thee ESP's The script I rewrite is not working " good " it is with ESP-Now I hope someone good find what is wrong.The code I rewrite:

// Script rewrite with 2 led's and two buttons which is NOT correct !

// Include ...