<?php
function get_file($url,$folder,$pic_name){
set_time_limit(24*60*60); //限制最大的執(zhí)行時(shí)間
$destination_folder=$folder?$folder.'/':''; //文件下載保存目錄
$newfname=$destination_folder.$pic_name;//文件PATH
$file=fopen($url,'rb');

if($file){
$newf=fopen($newfname,'wb');
if($newf){
while(!feof($file)){
fwrite($newf,fread($file,1024*8),1024*8);
}
}
if($file){
fclose($file);
}
if($newf){
fclose($newf);
}
}
}
get_file("http://www.baidu.com/img/baidu_logo.gif","file","baidu.jpg");
?>