🔍 DEBUG фильтр:
GET start: 2026-01-26 → Bitrix: 26.01.2026
GET end: → Bitrix:
arrFilter:

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            [>=PROPERTY_ITEMDATA] => 26.01.2026
            [>=PROPERTY_ITEMDATAEND] => 26.01.2026
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Первые 5 элементов из базы (реальный формат дат):
ID=5910 | ITEMDATA=16.10.2024 | ITEMDATAEND=18.10.2024 | International Airport Infrastructure Exhibition
ID=6192 | ITEMDATA=12.03.2024 | ITEMDATAEND=14.03.2024 | Agritek Farmtek Astana 2024
ID=6195 | ITEMDATA=03.04.2024 | ITEMDATAEND=05.04.2024 | Kazakhstan Security Systems 2024
ID=6199 | ITEMDATA=03.04.2024 | ITEMDATAEND=05.04.2024 | Business Technology Expo 2024
ID=6201 | ITEMDATA=17.04.2024 | ITEMDATAEND=21.04.2024 | Eurasian Book Fair — 2024