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<?php $str = 'NAME OF ITEM 123456789012 OTHER NAME 987654321098 NAME 567890123456 '; preg_match_all( '/^(.*?)\s+(\d{12})(?=\D|$)/m', $str, $matches); $items = array(); foreach( $matches[2] as $k => $upc) { $items[$upc] = $matches[1][$k]; } print_r($items);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [123456789012] => NAME OF ITEM [987654321098] => OTHER NAME [567890123456] => NAME )

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