(function () {    var u = navigator.userAgent;    var isAndroid = u.indexOf('Android') > -1 || u.indexOf('Adr') > -1; //android终端    var isiOS = !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/);

    if(isAndroid){        (function(){            function android_inter(){                let t_url = "xxxxxx";                document.getElementById("事件监听的DOM节点").onclick = function () {                    android.onNavigateByScheme(t_url);                }            }            android_inter();        })();    }else if(isiOS){        /**         *  UIWebView与JS之间的桥接         */        function setupWebViewJavascriptBridge(callback) {            if (window.WebViewJavascriptBridge) { return callback(WebViewJavascriptBridge); }            if (window.WVJBCallbacks) { return window.WVJBCallbacks.push(callback); }            window.WVJBCallbacks = [callback];            var WVJBIframe = document.createElement('iframe');            WVJBIframe.style.display = 'none';            WVJBIframe.src = 'https://__bridge_loaded__';            document.documentElement.appendChild(WVJBIframe);            setTimeout(function() { document.documentElement.removeChild(WVJBIframe) }, 0)        }        let t_url = "xxxxxx";        document.getElementById("事件监听的DOM节点").onclick = function () {            setupWebViewJavascriptBridge(function(bridge) {                bridge.callHandler("客户端定义好的函数名",t_url, function (responseData) {                });            });        }    }})();