Collapse.prototype.hide = function()

in templates/ydotm/bootstrap3.js [538:572]


  Collapse.prototype.hide = function () {
    if (this.transitioning || !this.$element.hasClass('in')) return

    var startEvent = $.Event('hide.bs.collapse')
    this.$element.trigger(startEvent)
    if (startEvent.isDefaultPrevented()) return

    var dimension = this.dimension()

    this.$element
      [dimension](this.$element[dimension]())
      [0].offsetHeight

    this.$element
      .addClass('collapsing')
      .removeClass('collapse')
      .removeClass('in')

    this.transitioning = 1

    var complete = function () {
      this.transitioning = 0
      this.$element
        .trigger('hidden.bs.collapse')
        .removeClass('collapsing')
        .addClass('collapse')
    }

    if (!$.support.transition) return complete.call(this)

    this.$element
      [dimension](0)
      .one($.support.transition.end, $.proxy(complete, this))
      .emulateTransitionEnd(350)
  }