php获取远程图片的三种方式
来源:http://www.phstar.cn/article/258.html
下面介绍 3种php远程获取图片的方法,希望对大家有帮助。
1:file_get_contents,file_put_contents方式
function download_remote_file($file_url, $save_to){ $content = file_get_contents($file_url); file_put_contents($save_to, $content); }
用法:
download_remote_file_with_curl('http://www.54ux.com/wp-content/themes/d-simple/img/thumbnail.jpg', realpath("./downloads") . '/file.jpg');
2:curl方式
function download_remote_file_with_curl($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); }
用法:
download_remote_file_with_curl('http://www.54ux.com/wp-content/themes/d-simple/img/thumbnail.jpg', realpath("./downloads") . '/file.jpg');
3:fopen方法
function download_remote_file_with_fopen($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); }
用法:
download_remote_file_with_fopen('http://www.54ux.com/wp-content/themes/d-simple/img/thumbnail.jpg', realpath("./downloads") . '/file.jpg');
评论已关闭!