yii 获取系统级请求参数的常用方法

2023-12-01 PM04:35:11

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1、GET/POST

 

1.1、获取GET/POST过来的数据

 

Yii::app()->request->getParam('id');

 

1.2、判断数据提交方式

    

Yii::app()->request->isPostRequest

2、session/cookie

 

2.1、session常用操作

 

$_SESSION 等价于 Yii::app()->session;

 

2.1.1、写入session

 

//启动session

$session=new CHttpSession;

$session->open();

    

Yii::app()->session['key'] = 'value'

 

2.1.2、读取session

    

Yii::app()->session['key']

 

2.1.3、获取session的ID

    

Yii::app()->session->sessionID

 

2.1.4、销毁session

    

//移去所有session变量

Yii::app()->session->clear();

//移去存储在服务器端的数据

Yii::app()->session->destroy();

 

2.1.5、session高级用法

    

$session = Yii::app()->session;

$session['key'] = 'value';

var_dump($session['key']);

 

2.2 cookie

 

2.2.1 设置cookie

    

$cookie = new CHttpCookie(‘mycookie’,'this is my cookie’);

$cookie->expire = time()+60*60*24*30;  //有限期30天

Yii::app()->request->cookies['mycookie']=$cookie;

 

2.2.2 读取cookie

 

$cookie = Yii::app()->request->getCookies();

echo $cookie['mycookie']->value;

 

2.2.3 销毁cookie

    

$cookie = Yii::app()->request->getCookies();

unset($cookie[$name]);

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