HTML-为什么
1. p 标签里为什么不能包含块级元素
1 | <!ELEMENT P - O (%inline;)* -- paragraph --> |
表示 p 元素只能包含内联元素,The P element represents a paragraph. It cannot contain block-level elements (including P itself).
1 | <!ELEMENT P - O (%inline;)* -- paragraph --> |
表示 p 元素只能包含内联元素,The P element represents a paragraph. It cannot contain block-level elements (including P itself).