更新

app/Services/PayService.php

@@ -62,6 +62,7 @@ class PayService
 
     public static function pay($param){
         if($param['payment'] == 1){
+            $param['total_fee'] = $param['total_fee']*100;
             $wechat = Pay::wechat(self::wx_config());
             return $wechat->app($param)->send();
         }else{