intl-datetime demo

<intl-datetime>

<intl-datetime time>

<intl-datetime weekday="long">

<intl-datetime value="2020-03-12" lng="en-GB">

<intl-datetime value="2020-03-12" lng="en-US">

<intl-datetime options='{"weekday":"short","year":"numeric","month":"long","day":"numeric"}'>

<intl-datetime date weekday="long" month="long" lng="ja">

<intl-datetime date time hour12 timeZoneName="short">

<intl-datetime date time hourCycle="h12" timeZoneName="long" timeZone="Asia/Tokyo">

<intl-datetime date time hour12 timeZoneName="long" timeZone="Asia/Foobar">