function ($file_name,$pass_type=array('jpg','jpeg','gif','bmp','p<div>……本2文来源gaodai.ma#com搞##代!^码@网3</div><code>搞代gaodaima码</code>ng')){ <BR>$yx_file = $pass_type; <BR>$kzm = substr(strrchr($file_name,"."),1); <BR>$is_img = in_array(strtolower($kzm),$yx_file); <BR>if($is_img){ <BR>return true; <BR>}else{ <BR>return false; <BR>} <BR>}<BR>