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                ## **獲取數據** 在模型外部獲取數據的方法如下 ~~~ $user = User::find(1);//如果表中無記錄會報# Trying to get property 'create\_time' of non-object echo $user->create_time; echo $user->name; ~~~ 由于模型類實現了`ArrayAccess`接口,所以可以當成數組使用。 ~~~ $user = User::find(1); echo $user['create_time']; echo $user['name']; ~~~ 如果你是在模型內部獲取數據的話,需要改成: ~~~ $user = $this->find(1); echo $user->getAttr('create_time'); echo $user->getAttr('name'); ~~~ 否則可能會出現意想不到的錯誤。 ## **模型賦值** ``` <?php namespace app\index\controller; use app\BaseController; //use think\View; //use think\facade\View; use app\index\model\User as UserModel; class User extends BaseController { public function addUser() { //模型賦值1(此方式會調用模型修改器方法) $user = new UserModel(); $user->name = 'thinkphp'; $user->score = 100; //模型賦值2(此方式會調用模型修改器方法) $user = new UserModel(); $data['name'] = 'thinkphp'; $data['score'] = 100; //第二個參數為true則會調用模型修改器的方法 $user->data($data, true); //第三個參數是字段過濾 只更新data數組里的name和score字段 $user->data($data, true, ['name','score']); //模型賦值3(不會調用模型修改器方法) $user = new UserModel(); $data['name'] = 'thinkphp'; $data['score'] = 100; $user->data($data); //賦值完成 執行 //模型賦值4(不會調用模型修改器方法) $data['name'] = 'thinkphp'; $data['score'] = 100; $user = new UserModel($data); //注意此時模型賦值并沒有插入數據庫 //save方法就是將賦值好值的字段插入數據庫 //模型新增:save 成功返回1 $user->save(); } ```
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