Markup code, or markup language, is basically a set of words and symbols created by the computer industry with the goal of helping to process, organize, and present information, as well as to inform ...

第四章 XML语法 提纲： 一.XML语法规则 二.元素的语法 三.注释的语法 四.CDATA的语法 五.Namespaces的语法 六.entity的语法 七.DTD的语法 通过前面三章的学习，我们已经对什么是XML，它的实现原理以及相关的术语有所了解。接下来我们就开始学习XML的语法规范，动手写 ...

XML has two main advantages: first, it offers a standard way of structuring data, and, second, we can specify the vocabulary the data uses. We can define the vocabulary (what elements and attributes ...