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<?php
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namespace app\index\controller;
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use think\Db;
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use think\Controller;
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use think\Request;
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class Sbtj extends Controller
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{
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public function index()
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{
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$b=Db::query("select count(id) y,concat(voltagegrade,'kV') name from bdz group by voltagegrade");
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$b1=Db::query("select count(id) y,concat(scale,'mW') name from bdz group by scale");
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foreach( $b as $k=>$v ) {
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foreach( $v as $k1=>$v1 ) {
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if($k1 == 'y'){
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$b[$k]['y']= floatval($v1);
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}
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}
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}
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foreach( $b1 as $k=>$v ){
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foreach( $v as $k1=>$v1 ){
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if($k1 == 'y'){
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$b1[$k]['y']=floatval($v1);
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}}
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}
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$this->assign('data',json_encode($b));
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$this->assign('data2',json_encode($b1));
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return $this->fetch();
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}
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public function get_voltagegrade(){
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$b=Db::query("select count(id) y,concat(voltagegrade,'kV') name from bdz group by voltagegrade");
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$data=json_encode($b);
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echo $data;
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}
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public function get_scale(){
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$b=Db::query("select count(id) y,concat(scale,'mW') name from bdz group by scale");
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$data=json_encode($b);
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echo $data;
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}
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}
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?>
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