ProximityDevice.GetDefault | getDefault method

var proximityDevice = Windows.Networking.Proximity.ProximityDevice.getDefault();

function id(elementId) {
    return document.getElementById(elementId);
}

var proximityDevice;

function initializeProximityDevice() {
    proximityDevice = Windows.Networking.Proximity.ProximityDevice.getDefault();

    if (proximityDevice) {
        proximityDevice.addEventListener("devicearrived", proximityDeviceArrived);
        proximityDevice.addEventListener("devicedeparted", proximityDeviceDeparted);

        id("messageDiv").innerHTML += "Proximity device initialized.<br />";
    }
    else {
        id("messageDiv").innerHTML += "Failed to initialized proximity device.<br />";
    }
}

function proximityDeviceArrived(device) {
    id("messageDiv").innerHTML += "Proximate device arrived. id = " + device.deviceId + "<br />";
}

function proximityDeviceDeparted(device) {
    id("messageDiv").innerHTML += "Proximate device departed. id = " + device.deviceId + "<br />";
}