查看“Template:Collapsible element”的源代码

<includeonly><div class="mw-collapsible mw-collapsed" data-expandtext="展開" data-collapsetext="收起" style="color: gray; font-family: serif; font-size: 90%; line-height: 1.2em; border:1px dashed lightgray; padding: 0.5em 1em; overflow: hidden; ">
<div style="font-weight: bold; ">* {{{1}}}</div>
<div class="mw-collapsible-content">
{{{2}}}
</div>
</div></includeonly><noinclude>