Delphi实现考试系统数据库题目信息的压缩与解压缩

Delphi Realizes Compression and Decompression of Database Examination Question Information

通过对Delphi压缩和解压缩流类的研究,结合第三方控件TRxRichEdit实现了压缩RTF格式数据的显示和编辑的方法,丰富了考试系统题目信息的存储和显示方式,解决了考试系统数据库题目信息量与存储容量和网络传输的矛盾问题。

Through the research of TCompressionStream and TDecompressionStream of Delphi, the display and edit methods of R＇FF format data compressed are realized with third-party control TrxRiehEdit, the way of storage and display of examination system question information is enriched,the contradictions between the question information capacity of examination system and the storage capacity and network transmission is srlved.