Show Output
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>Listening to Collapse Events Using jQuery</title> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet"> <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> <script> $(document).ready(function(){ $("#myCollapse").on("hidden.bs.collapse", function(){ alert("Collapsible element has been completely closed."); }); }); </script> </head> <body> <div class="m-4"> <!-- Trigger Buttons HTML --> <button type="button" class="btn btn-primary mb-4" id="myBtn" data-bs-toggle="collapse" data-bs-target="#myCollapse">Toggle Element</button> <!-- Collapsible Element HTML --> <div class="collapse show" id="myCollapse"> <div class="card card-body">This is a simple example of showing and hiding specific element via data attributes. Click the trigger button to toggle this panel.</div> </div> </div> </body> </html>