The data instance in Listing 7 is valid with this schema and its substitution group extensions.
清单7中的数据实例对这个模式及其替换群扩展是有效的。
2
Both functions require that the provided schema documents declare or define the instance element to be tested and the substitution group head element or the referenced type.
两个函数都要求提供的模式文档声明或定义要测试的实例元素,以及代替组head元素或引用类型。
3
The first instance of type substitution is in the fourth and fifth lines of the output, where the types of values in the ArrayList instances are specified.