Common empty HTNL elements and common HTNL Elements

Common empty HTNL elements and common HTNL Elements

Empty HTML elements are HTML elements with no content

1. <br/>: the label defines a line break. Line breaks and so on.

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
Run the Code <br/> to wrap the line element <a>.
2. 
<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
Run the code. The 
3. : add an image.
4. <input/>: It is generally used in forms and used to input text, passwords, single quotes, and check boxes.
<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">