<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Get Bootstrap Toast Instance Using jQuery</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.5.0/font/bootstrap-icons.css">
<script src="https://code.jquery.com/jquery-3.5.1.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.bundle.min.js"></script>
document.addEventListener("DOMContentLoaded", function(){
var btn = document.getElementById("myBtn");
var element = document.getElementById("myToast");
var bsToast = new bootstrap.Toast(element);
btn.addEventListener("click", function(){
var myToast = bootstrap.Toast.getInstance(element);
<p class="mt-4"><strong>Note:</strong> Press the "Get Toast Instance" button to get the toast instance associated with a DOM element.</p>
<p>Press Ctrl+Shift+J (Windows / Linux) or Cmd+Opt+J (Mac) to open the browser console panel.</p>
<button type="button" class="btn btn-primary" id="myBtn">Get Toast Instance</button>