php实现扫描二维码根据浏览器类型访问不同下载地址,php浏览器类型
php实现扫描二维码根据浏览器类型访问不同下载地址,php浏览器类型
<?php $Agent = $_SERVER['HTTP_USER_AGENT']; preg_match('/android|iphone/i',$Agent,$matches); if (strtolower($matches[0]) == 'android') { // echo "安卓"; header("Location: ".$GLOBALS["public_appconfig"]["app"]['android']."'"); } elseif (strtolower($matches[0]) == 'iphone') { header("'Location: ".$GLOBALS["public_appconfig"]["app"]['ios']."'"); }else{ //不确定是什么系统或者是pc header("Location: ".$GLOBALS["public_appconfig"]["app"]['android']."'"); } ?>
首页你要知道二维码可以翻译成一些文字或者字符。
过程:
对一个用户生成一个随机验证字符串,然后生成二维码,当用户扫描二维码时对应到这个用户,然后登录该用户。
当然,在这个过程中要注意保密和安全措施。
能否自动访问就看你手机安装的二维码扫描软件的功能了
大部分二维码扫描软件读取到网址会自动跳转,有些会先询问你是否打开

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