Echarts Ajax dynamically loading JSON data

Source: Internet
Author: User
Tags php write yii

Background PHP write, to the foreground to prepare JSON format data

 Public Function Actiongetoffline () {$userid = Yii:: $app->user->identity->user_id;      $connection = Yii:: $app->db;      $command = $connection->createcommand ("Select proc_phase_id from Tb_pro where user_id like '% $userid% ';");        $data = $command->queryall ();        Var_dump ($data);      Die ();    $count = Array (0,0,0,0,0,0,0); foreach ($data as $value) {foreach ($value as $value 1) {switch ($value 1) {case 0: $count [0]=            $count [0]+1;        Break            Case 1: $count [1]= $count [1]+1;        Break            Case 3: $count [2]= $count [2]+1;        Break            Case 6: $count [3]= $count [3]+1;        Break            Case: $count [4]= $count [4]+1;        Break            Case: $count [5]= $count [5]+1;        Break            Case: $count [6]= $count [6]+1;        Break      }}} $res = Array (' countdata ' = = $count); //Var_dump ($res);      Die ();    Return Json_encode ($res); }

The JSON data format is as follows: foreground echarts histogram shows that the data is obtained via Ajax:

Finally, the dynamic loading of the data to Echarts is successful, a simple small example:

Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.

Echarts Ajax dynamically loading JSON data

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