{{ $videoID := index .Params 0 }}
{{ $pageNum := index .Params 1 | default 1}}

{{ if (findRE "^[bB][vV][0-9a-zA-Z]+$" $videoID) }}
<div><iframe id="biliplayer" src="//player.bilibili.com/player.html?bvid={{ $videoID }}&page={{ $pageNum }}" scrolling="no" border="0" frameborder="no" framespacing="0" allowfullscreen="true" loading="lazy" width="100%" height="500"> </iframe></div>
{{ else }}
<div><iframe id="biliplayer" src="//player.bilibili.com/player.html?aid={{ $videoID }}&page={{ $pageNum }}" scrolling="no" border="0" frameborder="no" framespacing="0" allowfullscreen="true" loading="lazy" width="100%" height="500"> </iframe></div>
{{ end }}