feat：增加k线更新时间

@@ -4,15 +4,16 @@ namespace trader\struct;
 
 class Kline
 {
-    public $time;
+    public $time; //k线开始时间
     public $open;
     public $high;
     public $low;
     public $close;
     public $vol;
     public $volQuote;
+    public $uts; //k线更新时间
 
-    public function __construct($time, $open, $high, $low, $close, $vol, $volQuote)
+    public function __construct($time, $open, $high, $low, $close, $vol, $volQuote, $uts)
     {
         $this->time = $time;
         $this->open = $open;
@@ -21,6 +22,7 @@ class Kline
         $this->close = $close;
         $this->vol = $vol;
         $this->volQuote = $volQuote;
+        $this->uts = $uts;
     }
     public function toArray()
     {
@@ -48,7 +50,7 @@ class Kline
             $vol = 0;
             $volQuote = 0;
         }
-        return new Kline($time, $open, $high, $low, $close, $vol, $volQuote);
+        return new Kline($time, $open, $high, $low, $close, $vol, $volQuote, $time);
     }
     public static function transferBinance($data)
     {
@@ -60,6 +62,7 @@ class Kline
         $close = $kline['c'];
         $vol = $kline['v'];
         $volQuote = $kline['q'];
-        return new Kline($time, $open, $high, $low, $close, $vol, $volQuote);
+        $uts = $data['E'];
+        return new Kline($time, $open, $high, $low, $close, $vol, $volQuote, $uts);
     }
 }