完成导航管理,可用于小程序导航,轮播图

app/common/ColumnFormat.php

@@ -0,0 +1,18 @@
+<?php
+namespace app\common;
+
+use think\migration\db\Column;
+
+class ColumnFormat  
+{
+    public static function timestamp($name){
+        return Column::make($name,'integer')
+        ->setLimit(10)
+        ->setSigned(false);
+    }
+    public static function loadDeleteTime(){
+        return Column::make('delete_time','integer')
+        ->setLimit(10)
+        ->setSigned(false);
+    }
+}