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    $toop=array('id'=>'aaaa','name'=>'bbbb','nickname'=>'ccccc','phone'=>'ddddd','status'=>'eeeeee','mytest'=>$te);
    $test='hello world!';
    $te="\$this->test='qweqw'";
    $conn=Yii::app()->db;
    $sql="select * from tbl_user";
    $command=$conn->createCommand($sql);
    $dataReader=$command->query();
    //$rows=$dataReader->readAll();
    while(($row=$dataReader->read())!==false) {
      var_dump($row);
    }
    $this->render('index',array('toop'=>$toop,'var1'=>$test,'var2'=>$te));

$rowµÄ½a¹uÊÇ£º

    array (size=4)
     'id' => string '1' (length=1)
     'username' => string 'test1' (length=5)
     'password' => string 'pass1' (length=5)
     'email' => string 'test1@example.com' (length=17)
    array (size=4)
     'id' => string '2' (length=1)
     'username' => string 'test2' (length=5)
     'password' => string 'pass2' (length=5)
     'email' => string 'test2@example.com' (length=17)
    array (size=4)
     'id' => string '3' (length=1)
     'username' => string 'test3' (length=5)
     'password' => string 'pass3' (length=5)
     'email' => string 'test3@example.com' (length=17)

$rowsµÄ½a¹u£º

    array (size=21)
     0 =>
      array (size=4)
       'id' => string '1' (length=1)
       'username' => string 'test1' (length=5)
       'password' => string 'pass1' (length=5)
       'email' => string 'test1@example.com' (length=17)
     1 =>
      array (size=4)
       'id' => string '2' (length=1)
       'username' => string 'test2' (length=5)
       'password' => string 'pass2' (length=5)
       'email' => string 'test2@example.com' (length=17)
     2 =>
      array (size=4)
       'id' => string '3' (length=1)
       'username' => string 'test3' (length=5)
       'password' => string 'pass3' (length=5)
       'email' => string 'test3@example.com' (length=17)
     3 =>
      array (size=4)
       'id' => string '4' (length=1)
       'username' => string 'test4' (length=5)
       'password' => string 'pass4' (length=5)
       'email' => string 'test4@example.com' (length=17)

$dataReader->read() Óe $dataReader->readAll() ²»ÄÜͬʱʹÓà µ±$dataReader->read()¶ÁÍeÖ®ºo$dataReader->readAll()¶ÁÈ¡µÄΪ¿Õ£¬*´Ö®Ò»Ñu¡£

ͨ¹ýrender´«µÝµÄ²ÎÊý¿ÉÒÔÕaÑuµ÷Óãº

    <?php
    var_dump($toop);
    var_dump($var1);
    var_dump($var2);
    ?>

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