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highcharts圖表重用

Original 2017-01-11 10:41:35 565
abstract:作者:張遠(yuǎn)靖鏈接:https://www.zhihu.com/question/39857001/answer/84193997來(lái)源:知乎著作權(quán)歸作者所有,轉(zhuǎn)載請(qǐng)聯(lián)系作者獲得授權(quán)。1、后端代碼后端只需要根據(jù)前端傳過(guò)來(lái)的參數(shù)獲取對(duì)應(yīng)的數(shù)據(jù)并按照規(guī)定的數(shù)據(jù)格式返回即可,下面是簡(jiǎn)單的 php 代碼,請(qǐng)參考作者:張遠(yuǎn)靖鏈接:https://www.zhihu.com/question/39857001/a

作者:張遠(yuǎn)靖
鏈接:https://www.zhihu.com/question/39857001/answer/84193997
來(lái)源:知乎
著作權(quán)歸作者所有,轉(zhuǎn)載請(qǐng)聯(lián)系作者獲得授權(quán)。

1、后端代碼
后端只需要根據(jù)前端傳過(guò)來(lái)的參數(shù)獲取對(duì)應(yīng)的數(shù)據(jù)并按照規(guī)定的數(shù)據(jù)格式返回即可,下面是簡(jiǎn)單的 php 代碼,請(qǐng)參考

作者:張遠(yuǎn)靖
鏈接:https://www.zhihu.com/question/39857001/answer/84193997
來(lái)源:知乎
著作權(quán)歸作者所有,轉(zhuǎn)載請(qǐng)聯(lián)系作者獲得授權(quán)。

<?php 
 // 統(tǒng)計(jì)數(shù)據(jù)類型,有 年、周、日 
 $type = $_REQUEST['type']; 
 $data = array(); 
 $data['categories'] = array(); 
 $data['data'] =  array();
 // 針對(duì)不同的統(tǒng)計(jì)類型做處理 
 switch($type) {
case 'day' :
 //
 ;break; 
 case 'week':
 //
 ;break; 
 case 'year': 
 // 這里的代碼僅供參考,保證最終返回的結(jié)果是 
 // {"categories":["2014","2015","2016"],"data":[2323,4343,23433]} 就行
 $data['categories'][0] = '2014'; 
 $data['data'][0] = 2323; 
 $data['categories'][1]= '2015';
 $data['data'][1] = 4343; 
 $data['categories'][2] ='2016';
 $data['data'][2] = 23433;
 ; break; 
 default;break;
 } 
 echo json_encode($data);
?>

后端返回的數(shù)據(jù)格式是:


{   

  "categories": ["2014", "2015", "2016"],     "data": [2323, 4343, 23433] 

}

2、前端代碼

<!DOCTYPE html> <html> <head>     <meta charset="UTF-8">     <title>Document</title>     <style type="text/css">     li {         display: inline-block;         cursor: pointer;         background-color: #eee;         padding: 4px 6px;     }          .active {         color: red     }     </style> </head> <body>     <ul>         <li data-type="day">日</li>         <li data-type="week">周</li>         <li data-type="year">年</li>     </ul>     <div id="container"></div>     <script type="text/javascript" src="http://cdn.hcharts.cn/jquery/jquery-1.8.3.min.js"></script>     <script type="text/javascript" src="http://cdn.hcharts.cn/highcharts/highcharts.js"></script>     <script type="text/javascript">     var chart = null;     generateChart('day');     $('li').click(function() {         if ($(this).hasClass('active')) return false;         $('.active').removeClass('active');         generateChart($(this).data('type'));         $(this).addClass('active');     });     function generateChart(type) {         $.ajax({             url: 'php-data.php',             data: {                 type: type             },             success: function(data) {                 data = JSON.parse(data);                 if (chart) {                     // 更新操作                     chart.xAxis[0].UPDATE({                         categories: data.categories                     });                     chart.series[0].UPDATE({                         data: data.data                     });                 } else {                     // 初始化圖表操作                     $('#container').highcharts({                         xAxis: {                             categories: data.categories                         },                         series: [{                             name: 'x',                             data: data.data                         }]                     }, function(c) {                         chart = c;                     })                 }             }         })     }     </script> </body> </html>

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