J

// Example for Unity C# script
public class PlayerShoot : MonoBehaviour
{
    public GameObject bulletPrefab;
    public Transform firePoint;

    void Update()
    {
        if (Input.GetButtonDown("Fire1"))  // Default is Left Mouse Button (you can change it)
        {
            Shoot();
        }
    }

    void Shoot()
    {
        Instantiate(bulletPrefab, firePoint.position, firePoint.rotation);
    }
}
public class Bullet : MonoBehaviour
{
    public float speed = 20f;

    void Start()
    {
        Rigidbody2D rb = GetComponent<Rigidbody2D>();
        rb.velocity = transform.up * speed;
    }
}