Show markers on google maps dynamically -Rails 3.2

Question

i have a working code that shows multiple markers on google map using geocoder such as @nearbys = Place.near(\"#{params[:address]}\", 5,:order => \"di

Answer 1

Hello Friends by doing with Google Maps With Rails i have searched the information from google maps site and Gmaps4rails i have done Multiple Markers and Info-window her is the code

My Controller

    @users = User.all
    @hash = Gmaps4rails.build_markers(@users) do |user, marker|
      marker.lat user.latitude
      marker.lng user.longitude
      marker.infowindow user.title` 
    end

In My View

window.onload = function () {
    var markers = <%=raw @hash.to_json %>;
    var mapOptions = {
        center: new google.maps.LatLng(markers[0].lat, markers[0].lng),
        zoom: 15,
        mapTypeId: google.maps.MapTypeId.ROADMAP
    };
    var infoWindow = new google.maps.InfoWindow();
    var map = new google.maps.Map(document.getElementById("map"), mapOptions);
    for (i = 0; i < markers.length; i++) {
        var data = markers[i]
        var myLatlng = new google.maps.LatLng(data.lat, data.lng);
        marker = new google.maps.Marker({
            position: myLatlng,
            map: map,
            title: data.title
        });
        (function (marker, data) {
            google.maps.event.addListener(marker, "click", function (e) {
                infoWindow.setContent(data.description);
                infoWindow.open(map, marker);
            });
        })(marker, data);
    }
}