6- shortcuts

<! DOCTYPE HTML > 
< HTML > 
< head > 
    < title > Title </ title > 
</ head > 
< body > 
< h3 > Definition List </ h3 > 
< DL > 
    < dt > HTML </ dt > 
    < dd > responsible structure of the page </ dd > 
    < dt > CSS </ dt > 
    <dd>Responsible for the performance of pages </ dd > 
    < dt > Javascript </ dt > 
    < dd > is responsible for the behavior of the page </ dd >     
</ DL > 
- <! (Dt + dd) * 3 DL>: bulk insert label ' > ': Representative child, sibling + represents -> 



</ body > 
</ HTML >

To use these shortcuts: sublime required to install plug-ins, html, there are other plugins: here is the link address  https://blog.csdn.net/leo_01169/article/details/79945722