Generality: Without having to list all possible element names, the code is general enough to encompass the variation of different feature elements that might appear in instance documents.
通用性:由于不需要列出所有可能的元素名,使代码更加通用,可以包含可能出现在实例文档中的不同特性元素的变体。
Produces a list of the unique code occurrences and their frequency in an output table for a specified set of fields from an input feature class or table.
对于一个输入元素类或表格中具体指定的一组字段,在一个输出表格中生成一个特定的代码事件及频率列表。
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