/**
 * @demo
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function filter<T>(list: T[], key: string, term: string): T[];
/**
 * @demo
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function sortStrings<T>(list: T[], key: string, sortType: 'none' | 'ascending' | 'descending'): T[];
/**
 * @demo
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function swapBetweenLists<T extends {
    id: string;
}>(targetList: T[], fromList: T[], detail: {
    from: T;
    target: T;
}): {
    targetList: T[];
    fromList: T[];
};
/**
 * @demo
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function paginate<T>(arr: T[], size: number): T[][];
/**
 * @demo
 * @deprecated
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function swapItems<T>(target: T & {
    id: any;
}, src: T & {
    id: any;
}, list: ({
    id: any;
} & T)[]): ({
    id: any;
} & T)[];
/**
 * @demo
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function insertBefore(fromIndex: number, targetIndex: number, list: any[]): any[];
/**
 * @demo
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function parseCSV(text: string): {
    columns: string[];
    rows: string[][];
};
/**
 * @demo
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function exportElementsToCSV(columnElements: NodeListOf<HTMLElement>, rowElements: NodeListOf<HTMLElement>): string;
/**
 * @demo
 * This is a demo function used to standardize demos across framework examples. Do not use in production.
 */
export declare function toggleRange(rows: {
    selected?: boolean;
}[], indexStart: number, indexEnd: number): void;