YII 按照日期过滤不起作用，咋回事

YII 按照日期过滤不起作用，怎么回事？
YII 按照日期过滤不起作用，怎么回事？

模型

/**

 * This is the model class for table "user".

 *

 * The followings are the available columns in table 'user':

 * @property integer $id

 * @property string $uname

 */

class Timefliter extends CActiveRecord

{

	/**

	 * Returns the static model of the specified AR class.

	 * @param string $className active record class name.

	 * @return User the static model class

	 */

	public static function model($className=__CLASS__)

	{

		return parent::model($className);

	}


	/**

	 * @return string the associated database table name

	 */

	public function tableName()

	{

		return 't_time';

	}



	public $starttime;

	public $endtime;   	



	/**

	 * @return array validation rules for model attributes.

	 */

	public function rules()

	{

		// NOTE: you should only define rules for those attributes that

		// will receive user inputs.

		return array(

			array('id', 'safe'),

			//array('id', 'numerical', 'integerOnly'=>true),

			array('time', 'safe'),



			// The following rule is used by search().

			// Please remove those attributes that should not be searched.

			array('id, time', 'safe', 'on'=>'search'),

		);

	}


	/**

	 * @return array relational rules.

	 */

	public function relations()

	{

		// NOTE: you may need to adjust the relation name and the related

		// class name for the relations automatically generated below.

		return array(

		);

	}


	/**

	 * @return array customized attribute labels (name=>label)

	 */

	public function attributeLabels()

	{

		return array(

		'id'=> '编号',

        'time'=> '时间',

		);

	}


	/**

	 * Retrieves a list of models based on the current search/filter conditions.

	 * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.

	 */

	public function search()

	{

		// Warning: Please modify the following code to remove attributes that

		// should not be searched.


		$criteria=new CDbCriteria;


		$criteria->compare('id',$this->id);

		$criteria->compare('time','>='.$this->starttime);

		$criteria->compare('time','endtime);


		//是否开启模糊搜索，在后面true中实现

		return new CActiveDataProvider($this, array(

			'criteria'=>$criteria,		    

			//'pagination'=>array('pagesize'=>$pagesize?pagesize:$page),

		    //'pagination'=>array('pagesize'=>$page),