一个PHP的有关问题，着急求解，困扰好久了，求大牛们帮助

一个PHP的问题，着急求解，困扰好久了，求大牛们帮助

PHP code

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$query = mysql_query("select old_title from pagecontents where old_id = 6316 ") or die(mysql_error() );

while ($rows=mysql_fetch_array($query))
{
    $a = $rows['old_title'];
         ...... 

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PHP code

$a = preg_replace('/[\w.\/()]/i', '$0 ', $rows['old_title']); <div class="clear">
                 
              
              
        
            </div>

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