import BaseRule from './baseRule';
declare class In extends BaseRule {
    /**
     * The name of the rule.
     */
    rule: string;
    /**
     * The accepted values.
     */
    values: (string | number)[];
    /**
     * Create a new In rule instance.
     */
    constructor(values: (string | number)[]);
    /**
     * Convert the rule to a validation string.
     */
    toString(): string;
}
export default In;