send_post.php

/**
 * 发送post请求
 * @param String $url
 * @param array $post_data
 * @return string
 */
function send_post($url, $post_data) {
 
     $postdata = http_build_query($post_data);
     $options = array(
         'http' => array(
             'method' => 'POST',
             'header' => 'Content-type:application/x-www-form-urlencoded',
             'content' => $postdata,
             'timeout' => 15 * 60 // 超时时间（单位:s）
         )
     );
     $context = stream_context_create($options);
     $result = file_get_contents($url, false, $context);
 
     return $result;
 }