/** * Divides one number by another and returns the remainder. The first * argument is divided by the second argument. * * The arguments can be any valid expression as long as they resolve to numbers. * * @see http://docs.mongodb.org/manual/reference/operator/aggregation/mod/ * @see Expr::mod * @param mixed|Expr $expression1 * @param mixed|Expr $expression2 * @return self */ public function mod($expression1, $expression2) { $this->expr->mod($expression1, $expression2); return $this; }