注意：也许你在前面的案例中已经注意到，XML声明并没有包含结束标签。

Note: You might have noticed from the previous example that the XML declaration did not have a closing tag.

youdao

注意：也许你在前面的案例中已经注意到，XML声明并没有包含结束标签。

Note: You might have noticed from the previous example that the XML declaration did not have a closing tag.

youdao