$toop=array('id'=>'aaaa','name'=>'bbbb','nickname'=>'ccccc','phone'=>'ddddd','status'=>'eeeeee','mytest'=>$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));

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)

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)

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