javascript - Select2 How to control srollbar in select2-4.0.2 version for too long data -


i have 1 question need how control srollbar in select2-4.0.2 version long data .

my requirement : when option tags exceed 5 option , need display vertical scrollbar dropdown windows similar size attribute under select tag ( ) , requirement how set option in select2 ?

for example : 

<option value="al">alabama</option> <option value="ak">alaska</option> <option value="az">arizona</option> <option value="ar">arkansas</option> <option value="ca">california</option> <option value="co">colorado</option> <option value="ct">connecticut</option> <option value="de">delaware</option> <option value="fl">florida</option> <option value="ga">georgia</option> <option value="hi">hawaii</option> <option value="id">idaho</option> </select>  <script> $('.select2').css('width','200px').select2({allowclear:true}) </script>

br kai


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