月度归档： 2020年8月

 element, and point to a specific image’s URL using the 

 attribute.

An example of this would be:

Note that 

 elements are self-closing.

All 

 elements must have an 

 attribute. The text inside an 

 attribute is used for screen readers to improve accessibility and is displayed if the image fails to load.

Note: If the image is purely decorative, using an empty 

 attribute is a best practice.

Ideally the 

 attribute should not contain special characters unless needed.

注意：img不需要加闭合, hr也是如此。