my options in select filter in datatable

Webix JS
#1

Say me please, where i have mistake?
I need selected options in the filter move to top in the list
https://snippet.webix.com/hd6c9afg

#2

Hello,

I should admit that config[productsIndex].header[1] in your code is datafilter-object whereas options are set as column collection. As a result header[1].optionreturns undefined

As a solution:
please check the sample: https://snippet.webix.com/i70vl4pv