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Google maps 如果存在谷歌地图,则设置坐标_Google Maps_Url_Conditional Statements_Geturl - Fatal编程技术网

Google maps 如果存在谷歌地图,则设置坐标

Google maps 如果存在谷歌地图,则设置坐标,google-maps,url,conditional-statements,geturl,Google Maps,Url,Conditional Statements,Geturl,我想从URL中获取Cordinate并将其发送到google地图,以便在该坐标中设置地图中心。 我设定了一个条件。如果坐标没有值,它工作,但如果没有,地图不会设置中心。 这是我的密码 function getUrlVars() { var vars = [], hash; var hashes = window.location.href.slice(window.location.href.indexOf(

我想从URL中获取Cordinate并将其发送到google地图,以便在该坐标中设置地图中心。 我设定了一个条件。如果坐标没有值,它工作,但如果没有,地图不会设置中心。 这是我的密码

function getUrlVars()
            {
                var vars = [], hash;
                var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
                for(var i = 0; i < hashes.length; i++)
                {
                    hash = hashes[i].split('=');
                    vars.push(hash[0]);
                    vars[hash[0]] = hash[1];
                }
                return vars;
            }
            var coordenadas = getUrlVars()["coordenadas"];


            var map;
            var infowindow;
            var geocoder;

            if (coordenadas){

                function init() {
                    alert ("coordenadas "+coordenadas);
                    geocoder = new google.maps.Geocoder();
                    map = new google.maps.Map(document.getElementById('map_canvas'), {
                        zoom: 5,
                        mapTypeId: google.maps.MapTypeId.ROADMAP,
                        center: new google.maps.LatLng(coordenadas)                 
                    });             
                    infoWindow = new google.maps.InfoWindow();
                    google.maps.event.addListener(map, 'click', clickedAddress);        

                }
            }
            else{
                function init() {
                    geocoder = new google.maps.Geocoder();
                    map = new google.maps.Map(document.getElementById('map_canvas'), {
                        zoom: 5,
                        mapTypeId: google.maps.MapTypeId.ROADMAP,
                        center: new google.maps.LatLng(40.346544, -3.848877)                    
                    });             
                    infoWindow = new google.maps.InfoWindow();
                    google.maps.event.addListener(map, 'click', clickedAddress);        

                }
            };
函数getUrlVars() { var vars=[],散列; var hashes=window.location.href.slice(window.location.href.indexOf('?')+1).split('&'); for(var i=0;i
我做的不好吗?

A google.maps.LatLng将两个浮点数作为参数,而不是包含两个用逗号分隔的数字的字符串

var coords=coordenadas.split(',');
然后

在“if”中创建多个“init”函数的方式也有一些奇怪的地方,这对我来说并不适用(至少在IE中是这样)。这是:

        if (!!coordenadas){

             init = function() {
                alert ("coordenadas "+coordenadas);
       var coords=coordenadas.split(',');
                map = new google.maps.Map(document.getElementById('map_canvas'), {
                    zoom: 5,
                    mapTypeId: google.maps.MapTypeId.ROADMAP,
            center: new google.maps.LatLng(parseFloat(coords[0]), parseFloat(coords[1]))
                });             
                infoWindow = new google.maps.InfoWindow();
                //google.maps.event.addListener(map, 'click', clickedAddress);        

            }
        }
        else{
            init = function () {
                geocoder = new google.maps.Geocoder();
                map = new google.maps.Map(document.getElementById('map_canvas'), {
                    zoom: 5,
                    mapTypeId: google.maps.MapTypeId.ROADMAP,
                    center: new google.maps.LatLng(40.346544, -3.848877)                    
                });             
                infoWindow = new google.maps.InfoWindow();
                // google.maps.event.addListener(map, 'click', clickedAddress);        

            }
        };

        if (!!coordenadas){

             init = function() {
                alert ("coordenadas "+coordenadas);
       var coords=coordenadas.split(',');
                map = new google.maps.Map(document.getElementById('map_canvas'), {
                    zoom: 5,
                    mapTypeId: google.maps.MapTypeId.ROADMAP,
            center: new google.maps.LatLng(parseFloat(coords[0]), parseFloat(coords[1]))
                });             
                infoWindow = new google.maps.InfoWindow();
                //google.maps.event.addListener(map, 'click', clickedAddress);        

            }
        }
        else{
            init = function () {
                geocoder = new google.maps.Geocoder();
                map = new google.maps.Map(document.getElementById('map_canvas'), {
                    zoom: 5,
                    mapTypeId: google.maps.MapTypeId.ROADMAP,
                    center: new google.maps.LatLng(40.346544, -3.848877)                    
                });             
                infoWindow = new google.maps.InfoWindow();
                // google.maps.event.addListener(map, 'click', clickedAddress);        

            }
        };