PHP CURL获取微信公众平台的ACCESS TOKEN以及创建菜单的方法

//使用curl模块，必须在php.in 里面将curl模块开启。
<?php
header("Content-type: text/html; charset=utf-8");
define("app_id","xxx");//APP_ID
define("app_secret","xxxx");//APP_SECRET

//获取access token 的方法
function get_access_token(){
    $appid = "xxxxxxxxxxx";
    $appsecret = "xxxxxxxxxxxxxxx";
    $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$appsecret";
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); 
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); 
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    $output = curl_exec($ch);
    curl_close($ch);
    $jsoninfo = json_decode($output, true);
    return $jsoninfo["access_token"];
}

//创建菜单的方法
function createMenu($data,$access_token){
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, "https://api.weixin.qq.com/cgi-bin/menu/create?access_token=$access_token");
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
    curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    curl_setopt($ch, CURLOPT_AUTOREFERER, 1);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    $tmpInfo = curl_exec($ch);
    if (curl_errno($ch)) {
      return curl_error($ch);
    }

    curl_close($ch);
    return $tmpInfo;

}