A utility for keeping a Bootstrap drop down menu open after a link is clicked.

dropdown-keep-open.js

// A utility for keeping a Bootstrap drop down menu open after a link is
// clicked
//
// Usage:
//
//   <div class="dropdown">
//     <a href="" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
//       Dropdown trigger <span class="caret"></span>
//     </a>
//
//     <ul class="dropdown-menu" aria-labelledby="dLabel">
//       <li><a href="">Edit</a></li>
//       <li><a href="" keep-menu-open="true">Delete</a></li>
//     </ul>
//  </div>

$(".dropdown .dropdown-menu a").on("click", function(e) {
  var keepMenuOpen = $(this).data("keep-menu-open"),
      $dropdown = $(this).parents(".dropdown");

  $dropdown.data("keep-menu-open", keepMenuOpen);
});

$(".dropdown").on("hide.bs.dropdown", function(e) {
  var keepMenuOpen = $(this).data("keep-menu-open");

  $(this).removeData("keep-menu-open");

  return keepMenuOpen !== true;
});