var speed : float = 3.0;
var rotateSpeed : float = 3.0;

function Update () {
var controller : CharacterController = GetComponent(CharacterController);

// Rotate around y - axis
transform.Rotate(0, Input.GetAxis ("Horizontal") * rotateSpeed, 0);

// Move forward / backward
var forward : Vector3 = transform.TransformDirection(Vector3.forward);
var curSpeed : float = speed * Input.GetAxis ("Vertical");
controller.SimpleMove(forward * curSpeed);
}

@script RequireComponent(CharacterController)

using UnityEngine;
using System.Collections;

[RequireComponent(typeof(CharacterController))]
public class example : MonoBehaviour {
public float speed = 3.0F;
public float rotateSpeed = 3.0F;
void Update() {
CharacterController controller = GetComponent<CharacterController>();
transform.Rotate(0, Input.GetAxis("Horizontal") * rotateSpeed, 0);
Vector3 forward = transform.TransformDirection(Vector3.forward);
float curSpeed = speed * Input.GetAxis("Vertical");
controller.SimpleMove(forward * curSpeed);
}
}

import UnityEngine
import System.Collections

[RequireComponent(CharacterController)]
class example(MonoBehaviour):

public speed as single = 3.0F

public rotateSpeed as single = 3.0F

def Update():
controller as CharacterController = GetComponent[of CharacterController]()
transform.Rotate(0, (Input.GetAxis('Horizontal') * rotateSpeed), 0)
forward as Vector3 = transform.TransformDirection(Vector3.forward)
curSpeed as single = (speed * Input.GetAxis('Vertical'))
controller.SimpleMove((forward * curSpeed))