摘  要：第三方支付产业主要是以互联网为依托，而第三方支付担负着改造传统金融业的重任。对于传统的金融业来说，它的客户只是一些账户，而第三方支付拥有的客户都是活的用户，可以更好的支配消费额。第三方支付相对于传统金融业来说，资金流动性高，且资金的提取和使用更方便。而移动支付也逐渐取代传统的现金支付，移动支付使支付可以24小时并且随时随地发生。移动支付相对比传统支付产业来说有许多优势。一方面，对于用户来说，便利性高，使用成本低，因为移动支付只需要移动设备支持。另一方面，对于商户来说，加入移动支付产业门槛低，且使用成本低，效率高。移动支付的核心竞争力便是其所提供的服务、产品功能的丰富性以及其强大的用户群体。

由于第三方支付的快速崛起，国家对于第三方支付的政策与监管力度也逐渐增强，这就使得能存活下来的第三方支付公司变得更加正规，用户的资金安全性也得到了全面的保障。

该设计包有图23幅，表4张，参考文献7篇。

关键词：第三方支付  传统金融  移动支付  优势  政策

Design and implementation of third-party payment system based on iOS

Abstract：Third-party payment industry is mainly based on the Internet, and third-party payment is responsible for the transformation of the traditional financial industry. For the traditional financial industry, its customers are only some accounts, and third-party payment has customers are living users, who can better control the amount of spending. Third-party payment relative to the traditional financial industry, the high liquidity of funds, and the extraction and use of funds more convenient. While mobile payments are also gradually replacing traditional cash payments, mobile payments make payments available 24 hours a day and anywhere. Mobile payments have a number of advantages over traditional payment industries. On the one hand, for the user, the convenience is high and the use cost is low because the mobile payment only needs the mobile device support. On the other hand, for businesses, adding mobile payment industry threshold is low, and the use of low cost, high efficiency. The core competitiveness of mobile payment is the service it provides, the richness of product features and its strong user community.

As a result of the rapid rise of third-party payment, the state for third-party payment policy and supervision efforts have gradually increased, which makes surviving third-party payment company has become more formal, the user's financial security has also been comprehensive protection.

Key Words:Third-party  payment industry  Traditional finance  Mobile payment  Advantage  policy

目录

Abstract 2

图清单 4

表清单 5

1 绪论 5

1.1开发背景 5

1.2国内现状 6

1.3系统简介 6

2 需求分析 7

2.1 系统可行性分析 8

2.1.1技术实现可行性分析 8

2.1.2经济可行性分析 8

2.1.3 操作可行性分析 8

2.1.4社会可行性分析 8

2.2 功能需求分析 8

2.3模块用例图 9

2.3.1登录模块用例图 9

2.3.2首页模块用例图 9

2.3.3交易记录模块用例图 10

2.3.4账户信息模块用例图 10

2.3.5安全中心模块用例图 11

2.3.6更多功能模块用例图 11

2.4系统功能结构图 11

3 概要设计 12

3.1运行环境 13

3.2数据类型 13

3.3系统结构 13

3.4功能模块 14

4 详细设计 16

4.1功能详细设计 16

4.1.1 功能详细设计图 16

4.1.2 登录注册模块 16

4.1.3 首页模块 16

4.1.4订单查询模块 17

4.1.5账户信息模块 18

4.1.6安全中心模块 18

4.1.7更多服务模块 19

4.2数据库表设计 19

4.2.1用户信息表 19