| 摘要 |
PURPOSE: A sales method for program on the web is provided to sell program as a package of object-oriented modules. CONSTITUTION: When a user connects the web, the user can select object-oriented modules, of which the main program consists like a file I/O file, an editing file, a viewing file, a filtering file and a layering file. To select files, the user can just click a menu. When the user selects some modules, the modules are connects with one another by attaching an execution file and becoming an install shield program. The file is sent to the user and the user can install and use the program. A control unit consists of an operating system, an execution file generator, and an install shield program. A DB server is under the control unit and consists of the user DB, the product DB, the object-oriented module DB.
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