How The Select2 Library Handles Thousands Of Items Without Any Lag
Select2 is a jQuery based replacement for select boxes. It supports searching, remote data sets, and pagination (infinite scrolling) of results. Select2 will pass any options in the ajax object to jQuery's $.ajax function, or the transport function you specify. For remote data sources only, Select2 does not create a new <option> element until the item. Select2 has several built-in methods that allow programmatic control of the component. Troubleshooting The chapter covers some common issues you may encounter with Select2, as well as where you can go to get help. Retrieving selections There are two ways to programmatically access the current selection data: using .select2('data'), or by using a jQuery selector. Using the data method Calling select2('data') will return.
Programmatically adding and selecting items, getting the current selections, manipulating the control, and working with Select2 events.
Bulk edit and update items | Square Support Center - US
