php 按照图片名下载图片到对应文件夹

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function GrabImage($url,$filename="") {
if($url=="") return false;

if($filename=="") {
$ext=strrchr($url,".");
if($ext!=".gif" && $ext!=".jpg" && $ext!=".png") return false;
$filename=date("YmdHis").$ext;
}

ob_start();
readfile($url);
$img = ob_get_contents();
ob_end_clean();
$size = strlen($img);

$fp2=@fopen($filename, "a");
fwrite($fp2,$img);
fclose($fp2);

return $filename;
}

foreach($arr as $_arr){
$sql_yanzheng = "SELECT sku, VALUE AS img_url
FROM catalog_product_entity_media_gallery
INNER JOIN catalog_product_flat_1 ON catalog_product_flat_1.entity_id = catalog_product_entity_media_gallery.entity_id
WHERE sku = ‘".$_arr."‘";

$rows = mysql_query($sql_yanzheng);
$i=0;
while($row = mysql_fetch_array($rows)){
echo "http://www.lucluc.com/media/catalog/product".$row[‘img_url‘];echo ‘<br>‘;
echo $row[‘sku‘]."/".$i.".jpg";
$img=GrabImage("http://www.lucluc.com/media/catalog/product".$row[‘img_url‘],$row[‘sku‘]."/".$i.".jpg");
$i++;

}
}

php 按照图片名下载图片到对应文件夹

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原文地址：http://www.cnblogs.com/you-jia/p/4899963.html