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<?php $slug = '/job/hello-this-is-my-job-posting-for-a-daycare-im-looking-for-in-91770-rosemead-california-12345'; $slugLimit = 70; echo preg_replace_callback( '~^(/job/)((?:[^-]*-)*)(in-\d{5}-[^-]*-[^-]*-\d*)$~u', fn($m) => implode([ $m[1], preg_replace( '~^.{0,' . ($slugLimit - mb_strlen($m[1] . $m[3]) - 1) . '}-\K.*~u', '', $m[2] ), $m[3] ]), $slug );

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