本篇文章給大家?guī)?lái)的內(nèi)容是關(guān)于小程序下如何獲取access_token（代碼示例），有一定的參考價(jià)值，有需要的朋友可以參考一下，希望對(duì)你有所幫助。

<button bindtap="token">獲取token</button>

// pages/token/token.jsPage({  data: {  },  token:function(){    wx.request({      url: 'xxxx',      data:{},      success:function(res){        console.log(res.data);        //這里我是用的新浪云的sae,所以存在讀寫權(quán)限問(wèn)題，打印出來(lái)的信息會(huì)存在告警      }    });  }})

<?php exit();?>{"access_token":"","expire_time":0}

<?php  //驗(yàn)證  function getToken(){    $timestamp = $_GET["timestamp"];    $nonce =$_GET["nonce"];    $token="hello hqtoken";    $signature=$_GET["signature"];    $array=array($timestamp,$nonce,$token);    sort($array);    $tmpstr=implode("",$array);    $tmpstr=sha1($tmpstr);    if($tmpstr == $signature){      echo $_GET["echostr"];      exit;    }  }  //獲取AccessToken  function getAccessToken(){    $appid="你的appid";    $appsecret = "你的appsecret";    //文件存儲(chǔ)    $data=json_decode(get_php_file("access_token.php"));    if($data->expire_time<time()){      $url="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$appsecret;      $res=json_decode(httpGet($url));      $access_token=$res->access_token;      if($access_token){        $data->expire_time=time()+7000;        $data->access_token=$access_token;        set_php_file("access_token.php",json_encode($data));      }    }else{      $access_token=$data->access_token;    }    return $access_token;  }  //公共的curl方法  function httpGet($url){    $curl = curl_init();    curl_setopt($curl,CURLOPT_URL,$url);    curl_setopt($curl,CURLOPT_RETURNTRANSFER,1);    //如果用的是https，ssl安全驗(yàn)證    curl_setopt($curl,CURLOPT_SSL_VERIFYPEER,false);    curl_setopt($curl,CURLOPT_SSL_VERIFYHOST,false);    $res =curl_exec($curl);    curl_close($curl);    return $res;  }  function get_php_file($filename){    return trim(substr(file_get_contents($filename),15));  }  function set_php_file($filename,$content){    $fp=fopen($filename,"w");    fwrite($fp,"<?php exit()沈陽(yáng)軟件開發(fā)
;?>".$content);    fclose($fp);  }  echo getAccessToken();?>

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