后代:>
eg:nav>ul>li兄弟:+
eg:div+p+bq上级:^
eg:div+div>p>span+em^bq分组:()
eg:div>(header>ul>li*2>a)+footer>p乘法:*
eg:ul>li*5自增符号:$
eg:ul>li.item$5
eg:ul>li.item$@35ID和类属性:#,.
eg:p.class1.class2#id自定义属性:[]
eg:p[title="Hello"]文本:{}
eg:p>{Click}+a{here}+{to continue}
** 参考链接：** http://www.w3cplus.com/tools/emmet-cheat-sheet.html
