生成临时二维码和永久二维码代码如下：
//生成带参数的临时二维码
function getTimeQrCode(){
header(\'content-type:text/html;charset=utf-8\');
//1.获取ticket票据
//2.全局票据access_token网页授权access_token 威信js-SDK jsapi_ticket临时的这三个都有过期时间
$access_token="12_EDjuJXo7AKFzpxOWcgis-F_EaXNT6ITQt6ZBbMgMUhuqySF-5aD5bUv-p1TPT63oTIy3uXSDVMDIbnrcpzdFXgfqxHGZbN2_-lzlZ8MKUQ3dskH3B7wpkr1aQymY459MjXYfioZJJW7FNYnLYMNjAHAIWX";
$url="https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token=".$access_token;
$postArr=array(
\'expire_seconds\'=>604800,//24*60*60
\'action_name\'=>"QR_SCENE",
\'action_info\'=>array(
\'scene\'=>array(\'scene_id\'=>2000),
),
);
$postJson=json_encode($postArr);
$res=$this->http_curl($url,\'post\',\'json\',$postJson);
$ticket=$res[\'ticket\'];
//2.使用ticket获取二维码图片
$url="https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=".urlencode($ticket);
//上面二维码的地址已经生成了，直接展示
echo \'临时二维码\';
echo "<img src=\'".$url."\' />";
}//getQrCode end
//生成带参数的永久二维码
function getForeverQrCode(){
header(\'content-type:text/html;charset=utf-8\');
//1.获取ticket票据
//2.全局票据access_token网页授权access_token 微信js-SDK jsapi_ticket临时的这三个都有过期时间
$access_token="12_EDjuJXo7AKFzpxOWcgis-F_EaXNT6ITQt6ZBbMgMUhuqySF-5aD5bUv-p1TPT63oTIy3uXSDVMDIbnrcpzdFXgfqxHGZbN2_-lzlZ8MKUQ3dskH3B7wpkr1aQymY459MjXYfioZJJW7FNYnLYMNjAHAIWX";
$url="https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token=".$access_token;
$postArr=array(
\'action_name\'=>"QR_LIMIT_SCENE",
\'action_info\'=>array(
\'scene\'=>array(\'scene_id\'=>3000),
),
);
$postJson=json_encode($postArr);
$res=$this->http_curl($url,\'post\',\'json\',$postJson);
$ticket=$res[\'ticket\'];
//2.使用ticket获取二维码图片
$url="https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=".urlencode($ticket);
//上面二维码的地址已经生成了，直接展示
echo \'永久二维码\';
echo "<img src=\'".$url."\' />";
}//getQrCode end