<?php 

function curlPost($url,$postData = [])
{
    $ch = curl_init();

    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    // post数据
    curl_setopt($ch, CURLOPT_POST, 1);
    // post的变量
    curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
    $output = curl_exec($ch);
    curl_close($ch);
    //打印获得的数据

    // return $output;
    // echo '--------' . $output;
    $data = json_decode($output,true);

    // print_r($data['result']);
    return isset($data['result']) ? $data['result'] : [];
}