[GitHub] wahgar opened a new issue #8538: Uncaught TypeError: Cannot read property '0' of undefined

[GitBox <gi...@apache.org>]

wahgar opened a new issue #8538: Uncaught TypeError: Cannot read property '0' of undefined  
URL: https://github.com/apache/incubator-echarts/issues/8538
 
 
   <!--
    $.ajax({
   				method : 'GET',
   				url : 'http://192.168.123.30/PIS/GetStationStatus.aspx?Line='+getUrlParam("name"),
   				success : function(result) {
   							  // console.info(result);
   							  var jsonObj = $.parseJSON(result);
   							  var obj0 = [], 
   								  obj1 = [], 
   								  obj2 = [], 
   								  obj3 = [];
   
                                 for(var o in geo)
                                 {
                                    for (var i = 0; i < jsonObj.Data.length; i++) 
                                       {
                                           if(o==jsonObj.Data[i].STATION_NAME)
                                           {
                                                var arr  = {"name":jsonObj.Data[i].STATION_NAME,"value":parseInt(jsonObj.Data[i].STATUS)};
                                                 myChart.delMarkPoint(0,jsonObj.Data[i].STATION_NAME);
                                                 var value1=parseInt(jsonObj.Data[i].STATUS);
                                                 if (value1 === 0)
   									             obj0.push(arr);                    
   								              if (value1 === 1)
   									              obj1.push(arr);                          
   								              if (value1 === 2)
   									              obj2.push(arr);
   								              if (value1 === 3)
   									              obj3.push(arr);
                                             break;
                                           }
   
   
                                       }
                                 
                                 }
   
   
   							  
   							  
                                   idle = {
   								  symbol : 'emptyCircle',
   								  symbolSize : function (v){
   								return 10 + v/10
   							},
   								  itemStyle : {
   									  normal : {
   										  color : '#6f6f6f',					
   									  },
   									  
   								  },
   
                                      
   
   								  effect : {
   									  show : true,
   									  color : '#6f6f6f',
   									  shadowBlur : 0
   								  },
   								  data : obj0,
   							  };
   						 run = {
   								  	  symbol : 'emptyCircle',
   								  symbolSize : function (v){
   								return 10 + v/10
   							},
   								  itemStyle : {
   									  normal : {
   										  color : '#00CC00',
   									  },
   								  },
   								  effect : {
   									  show : true,
   									  color : '#00CC00',
   									  shadowBlur : 0
   								  },
   								  data : obj1,
   							  };
   						
   							    alarm = {
   								  	  symbol : 'emptyCircle',
   								  symbolSize : function (v){
   								return 10 + v/10
   							},
   								  itemStyle : {
   									  normal : {
   										  color : '#CCFF00',
   									  },
   								  },
   								  effect : {
   									  show : true,
   									  color : '#CCFF00',
   									  shadowBlur : 0
   								  },
   								  data : obj2,
   							  };
   							    breakdown = {
   								  symbol : 'emptyCircle',
   								  	  symbol : 'emptyCircle',
   								  symbolSize : function (v){
   								return 10 + v/10
   							},
   								  itemStyle : {
   									  normal : {
   										  color : '#FF0000',
   								  },
   								  effect : {
   									  show : true,
   									  color : '#FF0000',
   									  shadowBlur : 0
   								  },
   								  data : obj3,
   							  };
   
   						
   							  // 加载动画
   							  myChart.showLoading();
                                 
   							  myChart.addMarkPoint(0, idle);
   							  myChart.addMarkPoint(0, run);
   							  myChart.addMarkPoint(0, alarm);
   							  myChart.addMarkPoint(0, breakdown);
   
   							  // 结束加载
   							  myChart.hideLoading();
   
   -->
   
   
   ### One-line summary [问题简述]
   加载页面会出现以下报错，多刷新几次页面显示正常，没有以下报错，在循环定时刷新上面的代码，不会出现以下报错，显示正常。
   map.js:1 Uncaught TypeError: Cannot read property '0' of undefined
       at t.getMarkCoord (map.js:1)
       at t._buildMarkPoint (base.js:630)
       at t.addMark (base.js:1656)
       at i._addMark (echarts.js:1)
       at i.addMarkPoint (echarts.js:1)
       at Object.success (smt1.js:396)
       at o (jquery-1.7.2.min.js:2)
       at Object.fireWith [as resolveWith] (jquery-1.7.2.min.js:2)
       at w (jquery-1.7.2.min.js:4)
       at XMLHttpRequest.d (jquery-1.7.2.min.js:4)
   
   
   
   ### Version & Environment [版本及环境]
   + ECharts version [ECharts 版本]:
   echarts 2.2.7
   + Browser version [浏览器类型和版本]:
   + OS Version [操作系统类型和版本]:
   
   
   
   
   
   ### Expected behaviour [期望结果]
   
   
   
   
   
   ### ECharts option [ECharts配置项]
   <!-- Copy and paste your 'echarts option' here. -->
   <!-- [下方贴你的option，注意不要删掉下方 ```javascript 和 尾部的 ``` 字样。最好是我们能够直接运行的 option。如何得到能运行的 option 参见上方的 guidelines for contributing] -->
   ```javascript
   option = {
   
   }
   
   ```
   
   
   
   
   ### Other comments [其他信息]
   <!-- For example: Screenshot or Online demo -->
   <!-- [例如，截图或线上实例 (JSFiddle/JSBin/Codepen)] -->
   
   

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