Coding for Servo

 //subscribe the chnnel Fun_With_Engineering

#include <Servo.h>

Servo myservo;

int pos = 0;

void setup() {

  myservo.attach(9);

}

void loop() {

  for (pos = 0; pos <= 180; pos += 1) { 

    myservo.write(pos);              

    delay(15);                   

  }

  for (pos = 180; pos >= 0; pos -= 1) { 

    myservo.write(pos);              

    delay(15);                       

  }

}