<?php $edition[] = 'Vol.123'; $edition[] = 'Edition 1920'; $edition[] = 'Volume 951'; $edition[] = 'Release A20'; $edition[] = 'Unknown data'; $editionFormats = ['Vol','Volume','Edition','Release']; $pattern = implode('|', $editionFormats); foreach ($edition as $e) { if (preg_match('/' . $pattern. '/', $e)) { echo $e . ' matches' . PHP_EOL; } else { echo $e . ' NOT matches' . PHP_EOL; } }
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Value for `_results` contains invalid data `array`