mui 访问手机自带是否连接网络

//mui检测是否连接网络

function getSysInfo() 

{

//  var str = "";

//  str += "名称：" + plus.os.name + "\n";

//  str += "版本：" + plus.os.version + "\n";

//  str += "语言：" + plus.os.language + "\n";

//  str += "厂商：" + plus.os.vendor + "\n";

//  str += "网络类型：";

    var types = {};

    types[plus.networkinfo.CONNECTION_UNKNOW] = "未知";

    types[plus.networkinfo.CONNECTION_NONE] = "未连接网络";

    types[plus.networkinfo.CONNECTION_ETHERNET] = "有线网络";

    types[plus.networkinfo.CONNECTION_WIFI] = "WiFi网络";

    types[plus.networkinfo.CONNECTION_CELL2G] = "2G蜂窝网络";

    types[plus.networkinfo.CONNECTION_CELL3G] = "3G蜂窝网络";

    types[plus.networkinfo.CONNECTION_CELL4G] = "4G蜂窝网络";

    var str = types[plus.networkinfo.getCurrentType()];

    if (str == '未知' || str == '未连接网络'){return false;}

    else{return true;}

}

//如果未连接网络，退出app（针对mui框架）

if (!(getSysInfo())) 

{

alert('网络连接失败，请退出并重置网络！');

plus.runtime.quit();//退出app（针对mui框架）

return;

}