使用JavaScript相关的经纬度

Question

<script>                                                                                

    /* Edit */                                                                                
    function initialize() 
    {                  

    var latlng = new google.maps.LatLng(51.165691,10.451526000000058);

    var map = new google.maps.Map(document.getElementById('map'), {                                                                             
    center: latlng,                                                                             
    zoom: 13                                                                                
    });     


    var marker = new google.maps.Marker({                                                                               
    map: map,                                                                               
    position: latlng,                                                                               
    draggable: true,                                                                                

    anchorPoint: new google.maps.Point(0, -29)                                                                              
    });                                                                             
    var input = document.getElementById('searchInput');

    // map.controls[google.maps.ControlPosition.TOP_LEFT].push(input);                                                                             
    var geocoder = new google.maps.Geocoder();                                                                                
    var autocomplete = new google.maps.places.Autocomplete(input);                                                                              
    autocomplete.bindTo('bounds', map);                                                                             
    var infowindow = new google.maps.InfoWindow();                                                                              
    autocomplete.addListener('place_changed', function() {                                                                              
    infowindow.close();                                                                             
    marker.setVisible(false);                                                                               
    var place = autocomplete.getPlace();                                                                                
    if (!place.geometry) {                                                                              
    window.alert("Autocomplete's returned place contains no geometry");                                                                             
    return;                                                                             
    }                                                                               

    // If the place has a geometry, then present it on a map.                                                                               
    if (place.geometry.viewport) {                                                                              
    map.fitBounds(place.geometry.viewport);                                                                             
    } else {                                                                                
    map.setCenter(place.geometry.location);                                                                             
    map.setZoom(17);                                                                                
    }                                                                               

    marker.setPosition(place.geometry.location);                                                                                
    marker.setVisible(true);                                                                                
       alert('Edit=' +place.formatted_address);                                                                              
    bindDataToForm(place.formatted_address,place.geometry.location.lat(),place.geometry.location.lng());                                                                                
    infowindow.setContent(place.formatted_address);                                                                             
    infowindow.open(map, marker);                                                                               

    });                                                                             
    // this function will work on marker move event into map                                                                                
    google.maps.event.addListener(marker, 'dragend', function() {                                                                               
    geocoder.geocode({'latLng': marker.getPosition()}, function(results, status) {                                                                              
    if (status == google.maps.GeocoderStatus.OK) {                                                                              
    if (results[0]) {                                                                               
    bindDataToForm(results[0].formatted_address,marker.getPosition().lat(),marker.getPosition().lng());                                                                             
    infowindow.setContent(results[0].formatted_address);                                                                                
    infowindow.open(map, marker);                                                                               
    }                                                                               
    }                                                                               
    });                                                                             
    });                                                                             
    }                                                                               
    function bindDataToForm(address,lat,lng){                                                                               
    document.getElementById('location').value = address;                                                                                
    document.getElementById('lat').value = lat;                                                                             
    document.getElementById('lng').value = lng;
    alert('Edit'+lng);                                                                             
    }                                                                               
    google.maps.event.addDomListener(window, 'load', initialize);                                                                                                                   
    </script> 


<script>