javascript
<script>
function onBridgeReady(){
WeixinJSBridge.invoke('getNetworkType',{}, function(e){
WeixinJSBridge.log(e.err_msg);
//wifi[wifi网络]
//edge[非wifi,包含3G/2G]
//fail[网络断开连接]
//wwan[2g或者3g]
alert(e.subtype);
});
}
if (typeof WeixinJSBridge == "undefined"){
if( document.addEventListener ){
document.addEventListener('WeixinJSBridgeReady', onBridgeReady, false);
}else if (document.attachEvent){
document.attachEvent('WeixinJSBridgeReady', onBridgeReady);
document.attachEvent('onWeixinJSBridgeReady', onBridgeReady);
}
}else{
onBridgeReady();
}
</script>