模拟post进行url请求

/**
 * 模拟post进行url请求
 * @param string $url
 * @param string $param
 */
function request_post($url = '', $param = '') {
    if (empty($url) || empty($param)) {
        return false;
    }
    
    $postUrl = $url;
    $curlPost = $param;
    $ch = curl_init();//初始化curl
    curl_setopt($ch, CURLOPT_URL,$postUrl);//抓取指定网页
    curl_setopt($ch, CURLOPT_HEADER, 0);//设置header
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);//要求结果为字符串且输出到屏幕上
    curl_setopt($ch, CURLOPT_POST, 1);//post提交方式
    curl_setopt($ch, CURLOPT_POSTFIELDS, $curlPost);
    $data = curl_exec($ch);//运行curl
    curl_close($ch);
    
    return $data;
}