An introduction to rank list and bucket list elemens, as provided by the sortable package. A rank list allows you to rank items by drag-and-drop, and a bucket list lets you drag items between linked rank lists.
Sometimes you may want to control the appearance of your rank_list elements, and override the default CSS classes.
sortable.jsUnderstanding the key idea of sortable.js will help you to write your own custom sortable widgets.
Once you understand some of the inner workings of sortable.js, you can create sortable widgets using any shiny object.
You can clone and remove elements in a rank_list, i.e. drag an element multiple times.
You can dynamically update the values inside a rank_list by using standard shiny reactive programming techniques.