Re: random from a char array
then how limit generating output ?
the output gives number or letter
what 5 letters , numbers ouput?
the output gives number or letter
what 5 letters , numbers ouput?

i've seen 1 post here generate numbers , letters.
but display 1 letters or number.
how put limitation on output?
long entry;
int a[14] = {'1','2','3','4','5','6','7','8','9','0','a','b','c','d'};
void setup(){
serial.begin(9600);
srand(analogread(5));
randomseed(analogread(0));
}
void loop() {
entry = a[rand()%14];
serial.println(entry);
delay(300);
}
but display 1 letters or number.
how put limitation on output?
long entry;
int a[14] = {'1','2','3','4','5','6','7','8','9','0','a','b','c','d'};
void setup(){
serial.begin(9600);
srand(analogread(5));
randomseed(analogread(0));
}
void loop() {
entry = a[rand()%14];
serial.println(entry);
delay(300);
}
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