<?php $urlKey = 'ftrcvgbhnjk-2000-4628-20.html'; $oldUrlKey = null; if (preg_match('/^.*-[0-9]+(-[0-9]+)\.html$/', $urlKey, $matches)) { $oldUrlKey = substr_replace($urlKey, '', strpos($urlKey, $matches[1]), strlen($matches[1])); $index[$oldUrlKey] = '----'; } var_dump($matches); echo $oldUrlKey;
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