1         var data =  Iphone.data; //从后台获取的所有数据 2         var geocoder = new AMap.Geocoder(); //创建地图 3         var cityArr = data.data.citys;   //获取城市名（一个数组） 4         var lineArr =[]; 5         var obj = {}; 6         for(var i in cityArr) { 7            //闭包渲染避免顺序错乱 8             (function(index) { 9                 geocoder.getLocation(cityArr[i], function(status, result) {10                     if (status === 'complete' && result.info === 'OK') {11                         wlggIphone.methods.geocoder_CallBack(result);12                         lineArr.push(result.geocodes[0].location);13                         obj[cityArr[index]] = result.geocodes[0].location;14                         if(lineArr.length == cityArr.length) {15                             var arrSolid = [];16                             var arrDashed = [];17                             for(var j in cityArr) {18                                 if(j < (cityArr.length - 2)) {19                                     arrSolid.push(obj[cityArr[j]]);20                                 }else if(j == cityArr.length - 2) {21                                     arrSolid.push(obj[cityArr[j]]);22                                     arrDashed.push(obj[cityArr[j]]);23                                 }else {24                                     arrDashed.push(obj[cityArr[j]]);25                                 }26                             }27                             var polyline = new AMap.Polyline({   28                                 path: arrSolid,  29                                 strokeColor:"#66C5FF",//线颜色30                                 strokeOpacity:1,//线透明度  31                                 strokeWeight:3,//线宽32                                 strokeStyle:"solid"//线样式  33                             });  34                             polyline.setMap(map);35                             var polyline1 = new AMap.Polyline({   36                                 path: arrDashed,  37                                 strokeColor:"#66C5FF",//线颜色38                                 strokeOpacity:1,//线透明度  39                                 strokeWeight:1,//线宽40                                 strokeStyle:"dashed"//线样式  41                             });  42                             polyline1.setMap(map);43                            44                         } 45                     }46                 });47             })(i)48         }