Notation

草案
本页尚未完工.

已废弃
This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.

表示DTD表示(只读)。可以声明未解析实体的格式或正式声明文档的处理指令目标。从 node 继承方法和属性。它的 nodeName 是表示法名称。没有父节点。

属性

规范

浏览器兼容性

BCD tables only load in the browser