unity move towards 3d code example

Example 1: move towards target unity

/// <summary>
/// Move 2D sprite towards target
/// </summary>
/// <param name="target"></param>
/// <param name="movementSpeed"></param>
private void Move(Vector3 target, float movementSpeed)
{
    //Move
    transform.position += (target - transform.position).normalized * movementSpeed * Time.deltaTime;
}

Example 2: movetowards unity

//put this in update method and disable rigidbody2d (gravity)
void Update()
{
transform.position += (target - transform.position).normalized * movementSpeed * Time.deltaTime;
}