Bootstrap: Collapse other sections when one is expanded

Question

I am making a Rails app, and am trying to achieve a particular functionality relating to Twitter\'s Bootstrap collapse. Bear with me as I explain it.

I currently hav

Answer 1

working like a charm here for bootstrap 4>4.1.1

var myGroup = $('your-list');

myGroup.on('show.bs.collapse','.collapse', function() {
   myGroup.find('.collapse.show').collapse('hide');
});