jq select change

$(document).on("change",'select[name=pak_id]',function () {

var price =$("select[name=pak_id]").find("option:selected").data('price');

$('input[name=pay_money]').val(price)

$('input[name=price]').val(price)

var v=$("select[name=pak_id]").find("option:selected").val();

var vlaue =$.inArray(v, [{$provice_arr}]);

if(vlaue !== -1) {

$('.area_choose').show();

}else {

$("#citys").val("");

$('.area_choose').hide();

}

});