PHP下载远程图片的几种方法总结

function dlfile($file_url, $save_to){ $content = file_get_contents($file_url); file_put_contents($save_to, $content);}

function dlfile($file_url, $save_to){ $ch = curl_init(); curl_setopt($ch, CURLOPT_POST, 0);  curl_setopt($ch,CURLOPT_URL,$file_url);  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);  $file_content = curl_exec($ch); curl_close($ch); $downloaded_file = fopen($save_to, 'w'); fwrite($downloaded_file, $file_content); fclose($downloaded_file);}

function dlfile($file_url, $save_to){ $in=  fopen($file_url, "rb"); $out=  fopen($save_to, "wb"); while ($chunk = fread($in,8192)) { fwrite($out, $chunk, 8192); } fclose($in); fclose($out);}