fetchNumberFieldValue

array public static
\Bitrix\Main\UI\Filter\Options::fetchNumberFieldValue(
 string $key = "",
 array $filterFields = array()
);

Method gets numerical field value.

Parameter	Description	Version
$key	Key
$filterFields	Array with filter fields. Returned value: number (numeric) - field value will be returned as severe fields with postfixes _numsel, _from, _to. "FIELD_numsel" => "Value type", "FIELD_from" => "Range start", "FIELD_to" => "Range end"