How to determine the number of results in the autocomplete using jQuery
https://manajmnt-code.blogspot.com/2021/04/how-to-determine-number-of-results-in.html
This code determines the number of results of suggestions for input
source: function(request, response) {
var results = $.ui.autocomplete.filter(availableTags, request.term);
response(results.slice(0, 6));
}
6 it's its the max-number of results in suggestion list