<table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_46109"> <div class="blockcode"> <div id="code_jJ5"><ol> <li> <li><?php <li>$arr = array( <li>1=>"11", </li> <li>2=>"22", </li> <li>3=>"33", </li> <li>4=>"" </li> <li>); </li> <li>print_r(count(array_filter($arr))); </li> <li>?></li> </ol></div> <em onclick="copycode($('code_jJ5'));">复制代码</em> </div> </td></tr></table> <div id="comment_46109" class="cm"> </div> <div id="post_rate_div_46109"></div> <br><br>