软删除，进行增删改查

<?php
namespace app\index\model;use think\Model;use think\model\concern\SoftDelete;class User extends Model{
   use SoftDelete;
   protected $deleteTime = 'delete_time';
   protected $defaultSoftDelete = 0;}
// 软删除

User::destroy(1);

// 真实删除

User::destroy(1,true);

$user = User::get(1);

// 软删除

$user->delete();

// 真实删除

$user->delete(true);