PHP는 WeChat 미니 프로그램에서 라벨링 기술을 구현합니다.

https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=APPID&secret=APPSECRET

$appid = 'your_appid';//小程序的appid
$secret = 'your_secret';//小程序的secret
$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$appid}&secret={$secret}";
$res = file_get_contents($url);
$res = json_decode($res, true);
$access_token = $res['access_token'];

https://api.weixin.qq.com/sns/jscode2session?appid=APPID&secret=SECRET&js_code=JSCODE&grant_type=authorization_code

$appid = 'your_appid';//小程序的appid
$secret = 'your_secret';//小程序的secret
$js_code = $_GET['code'];//小程序登录时获取的code
$url = "https://api.weixin.qq.com/sns/jscode2session?appid={$appid}&secret={$secret}&js_code={$js_code}&grant_type=authorization_code";
$res = file_get_contents($url);
$res = json_decode($res, true);
$openid = $res['openid'];

https://api.weixin.qq.com/cgi-bin/tags/members/batchtagging?access_token=ACCESS_TOKEN

$tags = array(101, 102);//需要打标签的标签 ID
$data = array(
    'openid_list' => array($openid),//用户的openid列表
    'tagid_list' => $tags,//标签 ID 列表
);
$json = json_encode($data);
$url = "https://api.weixin.qq.com/cgi-bin/tags/members/batchtagging?access_token={$access_token}";
$res = http_request($url, $json);//调用自定义方法 http_request()
$res = json_decode($res, true);
if ($res['errcode'] == 0) {//打标签成功
    echo '打标签成功！';
} else {//打标签失败
    echo '打标签失败！';
}

//自定义方法 http_request()
function http_request($url, $data = null)
{
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL, $url);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
    if (!empty($data)) {
        curl_setopt($curl, CURLOPT_POST, 1);
        curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
    }
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    $output = curl_exec($curl);
    curl_close($curl);
    return $output;
}