Bootstrap Accordion button toggle “data-parent” not working
Bootstrap 4 Use the data-parent=”” attribute on the collapse element (instead of the trigger element) <div id=”accordion”> <div class=”card”> <div class=”card-header”> <h5> <button class=”btn btn-link” data-toggle=”collapse” data-target=”#collapseOne”> Collapsible #1 trigger </button> </h5> </div> <div id=”collapseOne” class=”collapse show” data-parent=”#accordion”> <div class=”card-body”> Collapsible #1 element </div> </div> </div> … (more cards/collapsibles inside #accordion parent) </div> Bootstrap 3 … Read more