丢失数据的区域图

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Highcharts 丢失值区域图

以下实例演示了丢失值区域图。

我们在前面的章节已经了解了 Highcharts 基本配置语法。接下来让我们来看下其他的配置。在 chart 中添加 spacingBottom 属性。

chart 配置

将 chart 的 spacingBottom 属性设置为 30。表示图表间的间隔区间。

var chart = {
   type: ‘area‘,
   spacingBottom: 30
};

实例

文件名：highcharts_area_missing.htm

<html>
<head>
<meta charset="UTF-8" />
<title>Highcharts 教程 | 菜鸟教程(bubuko.com)</title>
<script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
<script src="http://code.highcharts.com/highcharts.js"></script>
</head>
<body>
<div id="container" style="width: 550px; height: 400px; margin: 0 auto"></div>
<script language="JavaScript">
$(document).ready(function() {  
   var chart = {
      type: ‘area‘,
	  spacingBottom: 30
   };
   var title = {
      text: ‘Fruit consumption *‘   
   }; 
   var subtitle = {
      text: ‘* Jane\‘s banana consumption is unknown‘,
      floating: true,
      align: ‘right‘,
      verticalAlign: ‘bottom‘,
      y: 15
   };
   var legend = {
      layout: ‘vertical‘,
      align: ‘left‘,
      verticalAlign: ‘top‘,
      x: 150,
      y: 100,
      floating: true,
      borderWidth: 1,
      backgroundColor: (Highcharts.theme && Highcharts.theme.legendBackgroundColor) || ‘#FFFFFF‘
   };
   var xAxis = {
      categories: [‘Apples‘, ‘Pears‘, ‘Oranges‘, ‘Bananas‘, ‘Grapes‘, ‘Plums‘, ‘Strawberries‘, ‘Raspberries‘]      
   };
   var yAxis = {
      title: {
         text: ‘Y-Axis‘
      },
      labels: {
         formatter: function () {
            return this.value;
         }
      }
   };
   var tooltip = {
      formatter: function () {
         return ‘<b>‘ + this.series.name + ‘</b><br/>‘ +
            this.x + ‘: ‘ + this.y;
      }
   };
   var plotOptions = {
      area: {
         fillOpacity: 0.5
      }
   };
   var credits = {
      enabled: false
   };
   var series= [{
        name: ‘John‘,
            data: [0, 1, 4, 4, 5, 2, 3, 7]
        }, {
            name: ‘Jane‘,
            data: [1, 0, 3, null, 3, 1, 2, 1]
      }
   ];     
      
   var json = {};   
   json.chart = chart; 
   json.title = title; 
   json.subtitle = subtitle; 
   json.xAxis = xAxis;
   json.yAxis = yAxis;
   json.legend = legend;
   json.tooltip = tooltip;
   json.plotOptions = plotOptions;
   json.credits = credits;
   json.series = series;
   $(‘#container‘).highcharts(json);
  
});
</script>
</body>
</html>