批量下载的图片都是0字节,该怎么解决

批量下载的图片都是0字节

PHP code

<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--><?php $conn = mysql_connect("127.0.0.1","root","123456") or die("无法连接数据库");@mysql_query("SET character_set_connection=utf8, character_set_results=utf8, character_set_client=binary",$conn);mysql_select_db("s517",$conn) or die("无法连接数据库");global $db;function getImage($url, $filename="") {if(!$url) return false;if(!$filename) {  $ext=strrchr(strtolower($url),".") ;  if($ext!=".gif" && $ext!=".jpg" && $ext!=".png") return false;  $str=explode('/',$url) ;  $filename=$str[count($str)-1] ;}ob_start();readfile($url);$img = ob_get_contents();ob_end_clean();[email&#160;protected]($filename, "a") ;fclose($fp2) ;return $filename;}//批量下载    $result = mysql_query("SELECT itemid, thumb FROM table LIMIT 0 , 300");    while($row = mysql_fetch_array($result)) {    getImage($row["thumb"],"");    echo $row["itemid"]."输出成功";     }?>

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PHP code

    $result = mysql_query("SELECT itemid, thumb FROM table LIMIT 0 , 1");    while($row = mysql_fetch_array($result)) {    echo getImage($row["thumb"],"")."<br>";    echo $row["itemid"]."输出成功<br>";     }<br><font color="#e78608">------解决方案--------------------</font><br>直接file_get_content file_put_content<div class="clear">
                 
              
              
        
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