Highcharts 對(duì)數(shù)圖表

Highcharts 曲線圖Highcharts 曲線圖

以下實(shí)例演示了對(duì)數(shù)圖表。

我們?cè)谇懊娴恼鹿?jié)已經(jīng)了解了 Highcharts 配置語(yǔ)法。接下來(lái)讓我們來(lái)看下如何配置。

配置

配置 yAxis.type 為 'logarithmic'。它定義了 x 軸類型?？蛇x值有 "linear", "logarithmic", "datetime" 或 "category"。默認(rèn)值為linear。 

yAxis
var yAxis = {
   type: 'logarithmic',
   minorTickInterval: 0.1
};

實(shí)例

文件名：highcharts_line_logarithmic.htm

<html>
<head>
<meta charset="UTF-8" />
<title>Highcharts 教程 | W3Cschool教程(w3cschool.cn)</title>
<script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js" rel="external nofollow" ></script>
<script src="http://code.highcharts.com/highcharts.js" rel="external nofollow" ></script>
</head>
<body>
<div id="container" style="width: 550px; height: 400px; margin: 0 auto"></div>
<script language="JavaScript">
$(document).ready(function() {  
   var title = {
      text: '對(duì)數(shù)實(shí)例(w3cschool.cn)'   
   };
   var xAxis = {
      tickInterval: 1
   };
   var yAxis = {
      type: 'logarithmic',
      minorTickInterval: 0.1
   };
   var tooltip = {
      headerFormat: '<b>{series.name}</b><br>',
      pointFormat: 'x = {point.x}, y = {point.y}'
   };
   var plotOptions = {
      spline: {
         marker: {
            enabled: true
         }
      }
   };
   var series= [{
         name: 'data',
         data: [1, 2, 4, 8, 16, 32, 64, 128, 256, 512],
         pointStart: 1
      }
   ];     
      
   var json = {};   
   json.title = title;   
   json.tooltip = tooltip;
   json.xAxis = xAxis;
   json.yAxis = yAxis;  
   json.series = series;
   json.plotOptions = plotOptions;
   $('#container').highcharts(json);
  
});
</script>
</body>
</html>

嘗試一下 ?

以上實(shí)例輸出結(jié)果為：

Highcharts 曲線圖Highcharts 曲線圖