public function selectRaw($expression, array $bindings = [])
    {
        $this->addSelect(new Expression($expression));

        if ($bindings) {
            $this->addBinding($bindings, 'select');
        }

        return $this;
    }
public function selectRaw($expression, array $bindings = [])
    {
        $this->addSelect(new Expression($expression));

        if ($bindings) {
            $this->addBinding($bindings, 'select');
        }

        return $this;
    }
public function selectRaw ( $ expression , array $ bindings = [ ] ) { $ this -> addSelect ( new Expression ( $ expression ) ) ; if ( $ bindings ) { $ this -> addBinding ( $ bindings , 'select' ) ; } return $ this ; }
Add a new "raw" select expression to the query.

@param  string  $expression
@param  array   $bindings
@return \Illuminate\Database\Query\Builder|static
Add a new raw select expression to the query .