Depending on your use case there are several approaches to achieving this but we don’t recommend to change any of the jQWidgets files as this can lead in unexpected behavior.
More about this you can find in the documentation of the jqxGrid:
However I don’t know your exact set up of the grid so you can use the
filtercondition property of the columns for the jqxGrid if you have showfilterrow set to true.
I also suggest you to have a look at one of our demos regarding custom filtering:
Please, do not hesitate to contact us if you have any additional questions.
This reply was modified 1 year, 11 months ago by Yavor Dashev.