How to obtain ip in yii2.0

This yii Get the current IP (Recommended learning: yii framework )

<?php //当前域名
 echo Yii::app()->request->hostInfo; 
//除域名外的URL
 echo Yii::app()->request->getUrl(); 
//除域名外的首页地址
 echo Yii::app()->user->returnUrl; 
//除域名外的根目录地址
 echo Yii::app()->homeUrl; ?>

Assume that the access address of our current page is ：http://localhost/CMS/public/index.php?r=news&id=1

1.

1. Get the current domain name: echo Yii:: app()->request->hostInfo;

Result: http://localhost

2. Get the current URL (except domain name): echo Yii::app() ->request->getUrl();

Result:/CMS/public/index.php?r=news&id=1

3. Get the home page address (except domain name) ： echo Yii::app()->user->returnUrl;

Result:/CMS/public/index.php

4. Get the root directory (except domain name) Address: echo Yii::app()->homeUrl;

Result:/CMS/public/index.php

5, echo Yii::app()->request- >baseUrl;

Result:/CMS/public

6. Get the relative address of the website root directory: echo Yii::app()->baseUrl;

Result :/CMS/public (Note: If you use this method to directly point to the website root directory, it is best to add a "/" after it, because sometimes if you do not add "/", it may not point to the website root directory correctly. Application Example: c59c70dfd7b9778b4e1cf39880794aaebaseUrl ;?>/">Home5db79b134e9f6b82c0b36e0489ee08ed )

二、

7. YII obtains the IP address: Yii::app()->request->userHostAddress;

8. Yii determines the submission method: Yii: :app()->request-isPostRequest;

9. The physical path of the protected directory: Yii::app()->basePath;

10. Get the url of the previous page To return: Yii::app()->request->urlReferrer;

11. Get the current controller ID: Yii::app()->getController()->getAction() ->id;

12. Project path: dirname(Yii::app()->BasePath);

13. Yii gets the data from get and post: Yii:: app()->request->getParam('id');

3.

14. How to set the time zone in Yii:

You can set the time zone 15 in 'timeZone'=>'Asia/Chongqing' in config/main.php to prevent repeated submission: Ccontroler->refresh();

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