Illuminate\Database\Query\Builder::getRawBindings PHP Method

    public function getRawBindings()
    {
        return $this->bindings;
    }

 /**
  * Remove scope constraint from the query.
  *
  * @param  \Illuminate\Database\Query\Builder $builder
  * @param  int $key
  * @return void
  */
 protected function removeBinding(BaseBuilder $query, $key)
 {
     $bindings = $query->getRawBindings()['where'];
     unset($bindings[$key]);
     $query->setBindings($bindings);
 }