关于微信开放平台获取token的问题，求大神帮忙

[harry1688888]

appid 有传，一直报： {"errcode":41002,"errmsg":"appid missing hint: [HssC_0838e544]"}

请帮忙解决

[harry1688888]

大神帮帮~~~

[qq_27294663]

你要格式化成JSON 小程序以为 以为是字符串

[hondely]

这个是获取access_token 以及获得当前二维码图片

<?php
/**
 * Created by PhpStorm.
 * User: 11536
 * Date: 2018/1/7
 * Time: 16:15
 */
class WeChat{
    private $_appid;
    private $_appsecret;
    private $_token;

    public function __construct($_appid,$_appsecret,$_token)
    {
        $this->_appid=$_appid;
        $this->_appsecret=$_appsecret;
        $this->_token=$_token;

    }

    public function _request($curl,$https=true,$method='GET',$data=null){
        $ch=curl_init();
        curl_setopt($ch,CURLOPT_URL,$curl);
        curl_setopt($ch,CURLOPT_HEADER,false);
        curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
        if($https){
            curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
            curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,2);
        }
        if($method=='POST'){
            curl_setopt($ch,CURLOPT_POST,true);
            curl_setopt($ch,CURLOPT_POSTFIELDS,$data);
        }
        $content=curl_exec($ch);
        curl_close($ch);
        return $content;

    }
    public function _getAccessToken(){
        $file='./accesstoken';
        if(file_exists($file)){
            $content=file_get_contents($file);
            $content=json_decode($content);
            if(time()-filemtime($file)<$content->expires_in){
                return $content->access_token;
            }
        }
        $curl='https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid='.$this->_appid.'&secret='.$this->_appsecret;
        //echo $this->_request($curl);
        $content=$this->_request($curl);
        file_put_contents($file,$content);
        $content=json_decode($content);
        return $content->access_token;

    }
    public  function _getTicket($sceneid,$type='temp',$expire_seconds=604800){
        if($type=='temp'){
            $data='{"expire_seconds": %s, "action_name": "QR_SCENE", "action_info": {"scene": {"scene_id": %s}}}';
            $data=sprintf($data,$expire_seconds,$sceneid);
        }else{
            $data='{"action_name": "QR_LIMIT_SCENE", "action_info": {"scene": {"scene_id": %s}}}';
            $data=sprintf($data,$sceneid);
        }
        $curl='https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token='.$this->_getAccessToken();
        $content=$this->_request($curl,true,'POST',$data);
        $content=json_decode($content);
        return $content->ticket;
    }
    public function _getQRcode($sceneid,$type='temp',$expire_seconds=604800){
        $ticket=$this->_getTicket($sceneid,$type,$expire_seconds);
        $ticket=urlencode($ticket);
        $content='https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket='.$ticket;
        $qrcode=$this->_request($content);
        return $qrcode;
    }
}
$wechat=new WeChat('wx8e404573722b92f7','dea81a78de2d3f92f9fa965cd20cd9ec','');
//echo $wechat->_request('https://www.baidu.com');
//echo $wechat->_getAccessToken();
header('Content-type:image/jpeg');
echo $wechat->_getQRcode(30);

[yeyuanzhi2016]

路过，学习了！！