<?php $data = 'key=IAfpK, age=58, key=WNVdi, age=64, key=jp9zt, age=47'; $itemsOverFifty = []; if(preg_match_all('/age=(?<age>\d+)/', $data, $matches)) { $itemsOverFifty = array_filter($matches['age'], fn($item) => $item >= 50 ); } echo count($itemsOverFifty);
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