The function of an e-commerce platform is to facilitate online transactions between buyers and sellers. These platforms provide the necessary tools for businesses to set up and manage their online stores, including product listings, shopping cart functionality, and payment processing. E-commerce platforms also support inventory management and customer relationship management (CRM) features, enhancing the shopping experience. Additionally, they may offer marketing tools, such as email campaigns and social media integration, to help businesses reach their target audiences effectively, maximizing their online sales potential.