#include<ESP32Servo.h>

Servo s;
int p=0;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  s.attach(4);
}

void loop()
 {
  for(p=0;p<100;p++)
  {
   s.write(p);
   delay(100);
  }
  
}