请特别注意清单中的以下代码行：(1)：urlarguments类是一个小型实用工具类，它将URL参数解析为散列表对象。
Pay particular attention to these lines in this listing: (1) : the UrlArguments class is a small utility class that parses the URL arguments into a hashtable object.
BCP实用工具可以用于向SQL Server的表中导入大量新行或者将表中的数据导出到数据文件中。
The BCP utility can be used to import large Numbers of new rows into SQL Server tables or to export data out of tables into data files.
grep实用工具不支持捕获，因为其目标是打印包含模式的行。
The grep utility does not support capture, because its purpose it to print lines containing a pattern.
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