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10 Most Common HTML Tag Mistakes
- 黄舟Original
- 2016-12-15 13:18:301128browse
We better start paying attention, because HTML Police will go through your code and pick out all your tags that have no semantics. This list contains the 10 most common HTML tag mistakes. Taking note of them will enable us to avoid them. Make this common mistake and make our HTML tags comply with semantics and standard requirements.
Crime 1: Putting block-level elements inside inline elements
HTML elements can be expressed in two ways: block-level and Inline. Each tag has a default expression mode of either block level or inline. Like div and p are block-level elements, which are used to form the document structure. Inline elements can only be within fast-level elements.
Crime 2: img tag The alt attribute is not included
The alt attribute is a must attribute for all images displayed on web pages. It can help people know what kind of image it is. Or what the meaning of the image is when the network speed is relatively slow. Its main purpose is , to explain the meaning of the picture, it is very bad to explain like this alt="image". If some pictures are really just for decoration, then it is recommended that you write alt="".
Crime 3: Not using it when necessary list
Crime 4: Use and to display bold and italics
You can use css styles to define font-weight and font-style. If you must write tags in the page, use < strong> or tags to replace. has no semantics at all, but for a simpler page, choose CSS to define the style
Crime 5: Using too many< br/>
The newline mark should only be used to insert a special word that is a newline in the first text stream. It should not be used to create gaps between elements, but to split text into different paragraphs, or to adjust the amplitude of CSS styles.
Crime 6: Using the wrong Strikethrough tag
In the old days, and were allowed to be used to define website text. However, they are now defined as deprecated tags, while they can still have effect. Now with a new set of tags - and . To replace
Crime 7: Using inline styles
The most important purpose of css is just to distinguish documents and styles. If you write style into the page, then there is no role for css at all. So, remember to put your styles where they belong
Crime 8: Adding borders to HTML
Crime 9: Not using header tags -
Crime 10: No semantic
The above are the 10 most common HTML tag errors. For more related articles, please pay attention to the PHP Chinese website ( www.php.cn)!