export class Pagination { page: number; limit: number; total: number; constructor(page?: number, limit?: number) { if (!page || isNaN(page)) { page = 1; } if (!limit || isNaN(limit)) { limit = 10; } this.page = page; this.limit = limit; this.total = 0; } skip(): number { return (this.page - 1) * this.limit; } }