index.php的代码内容如下

$ch = curl_init();

$filePath = ’1.jpg’;
$url=”http://localhost/3/upload_file.php”;

//兼容5.0-5.6版本的curl
if (class_exists(‘\CURLFile’)) {
$data['media'] = new \CURLFile(realpath($filePath));
} else {
$data['media'] = ‘@’.realpath($filePath);
}

curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
curl_exec($ch);
?>

upload_file.php的代码内容如下：
if($_FILES){
$filename = $_FILES['media']['name'];
$tmpname = $_FILES['media']['tmp_name'];

mkdir(“upload”);

if(move_uploaded_file($tmpname,dirname(__FILE__).’/upload/’.$filename)){
echo json_encode(‘上传成功’);

}else{
$data = json_encode($_FILES);
}
}
?>