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Yii数据读取与跳转参数传递用法实例分析

2024-05-04 23:47:57
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本文实例讲述了Yii数据读取与跳转参数传递用法。分享给大家供大家参考,具体如下:

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

$row的结果是:

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)

$rows的结果:

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() 与 $dataReader->readAll() 不能同时使用 当$dataReader->read()读完之后$dataReader->readAll()读取的为空,反之一样。

通过render传递的参数可以这样调用:

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

希望本文所述对大家基于Yii框架的PHP程序设计有所帮助。


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