Method deleteCat

apps/complex-sample/src/cat/cat.service.ts:36–43

(id: number)

  }

  deleteCat(id: number): boolean {
    const index = this.cats.findIndex((cat) => cat.id === id);
    if (index === -1) {
      return false;
    }
    this.cats = this.cats.filter((cat, catIndex) => catIndex !== index);
    return true;
  }
}