The example shows you how straightforward it is to create and register a file type in the OS Some additional methods of interest in the Association class can enhance the file types

这个示例介绍了在操作系统中创建和登记文件类型有多简单，Association类中一些有趣的附加方法可以增强文件类型

youdao

After clicking the Register button, you can open the File Types TAB in the Windows Folder Options dialog and see what you've just created, as shown in Figure 6.

在单击Register按钮之后，可以在Windows文件夹选项对话框中打开File types选项卡，查看刚才创建的内容，如图6所示。

youdao

Both types of entities must register with the federal government, but a not-for-profit must file more extensive paperwork to earn its tax-exempt status.

FORBES: How To Run A Child Care Center: Permits