获取微信小程序获取access_token

调用

$appid = '小程序的APPID';$secret = '小程序的secret';$token = get_access_token($appid,$secret);

方法

//微信小程序获取access_token    function get_access_token($appid,$secret)    {        $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$appid}&secret={$secret}";        return $data = curl_get($url);    }    //模拟GET    function curl_get($url)     {        $curl = curl_init();        curl_setopt($curl, CURLOPT_URL, $url);        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);        $data = curl_exec($curl);        $err = curl_error($curl);        curl_close($curl);        return $data;    }

获取B接口二维码

调用

​$token = '获取的token';   请参考上面方法$scene = 'uid=6';    //要传的参数$page = '';          //跳转的路径(不填默认首页)$path = './1.jpg';        //二维码保存的路径get_qrcode($token,$scene,$page,$path);​

方法

//获得二维码    function get_qrcode($access_token,$scene,$page,$path)     {        // header('content-type:image/gif');        //header('content-type:image/png');格式自选，不同格式貌似加载速度略有不同，想加载更快可选择jpg        header('content-type:image/jpg');        $uid = 6;        $data = array();        $data['scene'] = $scene;        $data['page'] = $page;        $data = json_encode($data);        $access = json_decode($access_token,true);        $access_token= $access['access_token'];        $url = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=" . $access_token;        $da = api_notice_increment($url,$data);        file_put_contents($path, $da);     }    function api_notice_increment($url, $data){        $ch = curl_init();        $header = "Accept-Charset: utf-8";        curl_setopt($ch, CURLOPT_URL, $url);        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);        curl_setopt($curl, CURLOPT_HTTPHEADER, $header);        curl_setopt($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 false;        }else{            return $tmpInfo;        }    }

小程序前端获取参数

//微信小程序js文件中查看scene所带的参数    Page({      onLoad: function(options) {        // options 中的 scene 需要使用 decodeURIComponent 才能获取到生成二维码时传入的 scene        var scene = decodeURIComponent(options.scene)        consol.log(scene)      }    })    //我这里传的参数为$data['scene'] = "uid=" 10086;    //使用console.log(scene);得到的结果为 uid=10086    //获得uid 的值var uid = scene.split("=")[1];/