角色

<div> 上的角色

role="presentation"
role="application"
role="article"
role="heading"
role="figure"
role="img"
role="list"
role="listitem"
role="none"
role="textbox"
role="button"
role="link"

<span> 上的角色

role="presentation" role="application" role="article" role="heading" role="figure" role="img" role="list" role="listitem" role="none" role="textbox" role="button" role="link"

<p> 上的角色

role="presentation"

role="application"

role="article"

role="heading"

role="figure"

role="img"

role="list"

role="listitem"

role="none"

role="textbox"

role="button"

role="link"

<table> 上的角色

role="presentation"
role="application"
role="article"
role="heading"
role="figure"
role="img"
role="list"
role="listitem"
role="none"
role="textbox"
role="button"
role="link"

<td> 上的角色

role="presentation"
role="application"
role="article"
role="heading"
role="figure"
role="img"
role="list"
role="listitem"
role="none"
role="textbox"
role="button"
role="link"

<h1> 上的角色

role="presentation"

role="application"

role="article"

role="heading"

role="figure"

role="img"

role="list"

role="listitem"

role="none"

role="textbox"

role="button"

role="link"