网页打开app
<script>
var userAgent=navigator.userAgent;
var src="https://www.collegemew.com";
var appLink="";
var openApp=false;
if(userAgent.indexOf("MicroMessenger")!=-1) {//weChat 会拦截
openApp=false;
} else if(userAgent.indexOf("OS")!=-1) {//iPhone OS,CPU OS(ipad)
openApp=true;
appLink="collegemew://";
} else if(userAgent.indexOf("Android")!=-1) {
openApp=true;
appLink="mew://collegemew";
}
$(document).ready(function() {
if(openApp) {
$("button[name='download']").click(function() {
var ifr = document.createElement('iframe');
ifr.src = appLink;
ifr.style.display = 'none';
ifr.onerror = function() {
location.href=src;
}
document.body.appendChild(ifr);
});
} else {
$("button[name='download']").click(function() {
location.href=src;
});
}
});
</script>
点击页面判断是否安装app并打开,否则跳转app store的方法
最后发现微信跳转无效,qq iphone必须a标签href=”“才能跳转,所以直接跳官网了

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