我想我有一个安静的简单错误,但我无法解决它…我尝试关联两个表:
>项目有很多关键字
>关键词belogsTo项目
我的代码:
<?PHP class KeywordsController extends AppController{ public function add(){ $projects = $this->Keyword->Project->find('list'); //***here is the error*** //pr($projects); if ($this->request->is('post')) { $this->Keyword->save($this->request->data); $this->redirect('/keywords'); } } }
<?PHP class ProjectsController extends AppController{ public function add(){ if ($this->request->is('post')) { $this->Project->save($this->request->data); $this->redirect('/projects'); } } }
<?PHP class Project extends AppModel{ public $hasMany = 'Keyword'; }
<?PHP class Keyword extends AppModel{ public $belongsTo = 'Project'; }
错误信息:
Error: Call to a member function find() on a non-object
File:
/Users/me/Localhost/cakePHP/app/Controller/KeywordsController.PHP
Line: 7
解决方法
在模型的类声明上方添加以下行.
App::uses('AppModel','Model');
public $name = 'Project'; public $name = 'Keyword';
对于项目模型
<?PHP App::uses('AppModel','Model'); class Project extends AppModel{ public $name = 'Project'; public $hasMany = 'Keyword'; }
对于关键字模型
<?PHP App::uses('AppModel','Model'); class Keyword extends AppModel{ public $name = 'Keyword'; public $belongsTo = 'Project'; }
编辑
$this->loadModel('Project'); $projects = $this->Project->find('list');
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