$url = "图片的url地址"; $openid ="文件名,可以自定义其他的"; $header = array("Connection: Keep-Alive", "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8", "Pragma: no-cache", "Accept-Language: zh-Hans-CN,zh-Hans;q=0.8,en-US;q=0.5,en;q=0.3", "User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:29.0) Gecko/20100101 Firefox/29.0"); $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_HEADER); curl_setopt($ch, CURLOPT_HTTPHEADER, $header); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); curl_setopt($ch, CURLOPT_ENCODING, 'gzip,deflate'); $content = curl_exec($ch); $curlinfo = curl_getinfo($ch); //关闭连接 curl_close($ch); if ($curlinfo['http_code'] == 200) { if ($curlinfo['content_type'] == 'image/jpeg') { $exf = '.jpg'; } else if ($curlinfo['content_type'] == 'image/png') { $exf = '.png'; } else if ($curlinfo['content_type'] == 'image/gif') { $exf = '.gif'; } //存放图片的路径及图片名称 *****这里注意 你的文件夹是否有创建文件的权限 chomd -R 777 mywenjian $filename = $openid . $exf;//这里默认是当前文件夹,可以加路径的 可以改为$filepath = '../'.$filename $filepath = "./images/head/".$filename; $res = file_put_contents($filepath, $content);//同样这里就可以改为$res = file_put_contents($filepath, $content); }