目标是控制器获取数值,传递给amcharts,绘制图表。
public function track1()
{
$result = Db::table('track')->where('plant','1')->field('date,power')->limit(100)->select();
$data = json_encode($result);
$this -> assign('list',$data);
return $this->fetch();
}
//上述是在控制器中,从数据库中获取两列数据,返回JSON格式,然后传递给模板
<script type="text/javascript">
var chartData=[];
chartData = {$list};
public function track1()
{
$result = Db::table('track')->where('plant','1')->field('date,power')->limit(100)->select();
$data = json_encode($result);
$this -> assign('list',$data);
return $this->fetch();
}
//上述是在控制器中,从数据库中获取两列数据,返回JSON格式,然后传递给模板
<script type="text/javascript">
var chartData=[];
chartData = {$list};