Online PHP editor | refs for ovAZa

<?php $json = <<<JSON [{ "meta_device_id":"NEA8000000345", "name":"Jaffna", "description":"aq", "latitude":9.779333, "longitude":80.04059, "pm10":31.0, "pm25":55.0, "pm100":74.0, "co2":4996.0, "temperature":27.94, "timestamp":1647383654251 }, { "meta_device_id":"NEA8000011", "name":"Galle", "description":"MET Department, Galle", "latitude":6.0297956, "longitude":80.21212, "pm10":28.0, "pm25":43.0, "pm100":52.0, "co2":2264.81, "temperature":34.59, "timestamp":1647398582681 }] JSON; $yummy = json_decode($json); // Grab the "meta_device_id" column from each device found. $device_ids = array_column($yummy, 'meta_device_id'); foreach ($device_ids as $id) { echo $id, PHP_EOL; }