php判断微信打开

$user_agent = $_SERVER['HTTP_USER_AGENT'];
if (strpos($user_agent, 'MicroMessenger')!==false) {

	//如果不是微信打开,可以指定跳转的提示页面

 	$this->redirect('http://m.juzilicai.com/coupon/reward.html?_wxtag=url_g', 302);

}

js判断移动端是ios还是安卓

//判断ios和安卓,分别跳转不同下载链接
var str = navigator.userAgent;
if(str.indexOf('iPhone') >0 || str.indexOf('iPad') >0){//ios
    location.href= 'http://m.juzilicai.com/download/juzilicai_V20169710.apk';
}else{//Android
    location.href= 'https://itunes.apple.com/cn/app/ju-zi-li-cai/id966823215?l=en&mt=8';
}

js判断是移动终端

<script type="text/JavaScript">
    if( /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent) ) {//如果移动设备打开
    window.location.href = "http://action.juzilicai.com/event/2016061402/index.html"; //可以换成http地址
    }
</script>