<p dir="auto">Some modal need refresh remote data , I can achieve it by javaScript, but API will be better.</p>
<p dir="auto">This is for tracking <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="25881679" data-permission-text="Title is private" data-url="https://github.com/twbs/bootstrap/issues/12296" data-hovercard-type="pull_request" data-hovercard-url="/twbs/bootstrap/pull/12296/hovercard" href="https://github.com/twbs/bootstrap/pull/12296">#12296</a>, in case the PR's author is unable to follow up.</p>