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Jquery Highcharts插件动态加载数据有关问题~

2013-07-16 
Jquery Highcharts插件动态加载数据问题~~~~~ 请问下大家categories怎么用ajax动态加载数据 下面是我写的

Jquery Highcharts插件动态加载数据问题~~~~~
Jquery Highcharts插件动态加载数据有关问题~ 请问下大家categories怎么用ajax动态加载数据 下面是我写的数据能拿到就是Y轴显示的时候没有数据 


$(function () {
        var item; 
        $.ajax({
            type: "post",
            url: "/Monitor/Day/", 
            success: function (data) {
                if (data != "") {
                    item = data.split(',');
                    alert(item);
                    //chart.xAxis.categories = [item];
                    //alert(chart.xAxis.categories); 
                }
            }
        });
        var chart = Highcharts.Chart({
            chart: {
                renderTo: 'container',
                type: 'column'
            },
            title: {
                text: 'Used Space C,D,E,F:Lable Data'
            },
            subtitle: {
                text: 'Source: WorldClimate.com'
            },
            xAxis: {
                categories: item


                //['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
            },
            yAxis: {
                min: 0,
                title: {
                    text: 'Rainfall (mm)'
                }
            },
            tooltip: {
                headerFormat: '<span style="font-size:10px">{point.key}</span><table>',
                pointFormat: '<tr><td style="color:{series.color};padding:0">{series.name}: </td>' +
                    '<td style="padding:0"><b>{point.y:.1f} mm</b></td></tr>',
                footerFormat: '</table>',
                shared: true,
                useHTML: true
            },
            plotOptions: {
                column: {
                    pointPadding: 0.2,
                    borderWidth: 0
                }
            },
            series: [{
                name: 'Tokyo',


                data: [49.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]

            }, {
                name: 'New York',
                data: [83.6, 78.8, 98.5, 93.4, 106.0, 84.5, 105.0, 104.3, 91.2, 83.5, 106.6, 92.3]

            }, {
                name: 'London',
                data: [48.9, 38.8, 39.3, 41.4, 47.0, 48.3, 59.0, 59.6, 52.4, 65.2, 59.3, 51.2]

            }, {
                name: 'Berlin',
                data: [42.4, 33.2, 34.5, 39.7, 52.6, 75.5, 57.4, 60.4, 47.6, 39.1, 46.8, 51.1]

            }]
        });
    });


下面是我的控制器代码

  [HttpPost]
        public string Day()
        {
            string dayTime = string.Empty;
            DateTime dt = DateTime.Now;
            for (int i = 0; i < 31; i++)
            {
                DateTime localtime = dt.AddDays(i);
                dayTime += localtime.Day.ToString() + ",";
            }
            StringBuilder str = new StringBuilder();
            string[] sss = dayTime.Split(",".ToArray(), StringSplitOptions.RemoveEmptyEntries);


            for (int i = 0; i < sss.Length; i++)
            {
                str.Append("'");
                str.Append(sss[i]);
                str.Append("'");
                str.Append(",");
            }
            string value = str.ToString().TrimEnd(',');
            return value;
        }

jQuery 插件 MVC asp.net C#
[解决办法]
MVC你也可以用ViewBag啊,在Controller返回视图前,定义ViewBag.Days=....
然后categories: eval('@ViewBag.Days') 

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