以下是PHP操作CURL传输多个文件的demo
$param = array(
'file_one' => curl_file_create('/home/images/a.jpg'),
'file_two' => curl_file_create('/home/images/b.png'),
'test' => 'test'
);
$url = 'http://ceshi/a/b';
$ch = curl_init($url); //初始化CURL
curl_setopt($ch, CURLOPT_POST,1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $param); //POST请求
$result = curl_exec($ch); //执行
print_r($result );
//服务端接收
$file = $_FILES;
$post = $_POST