How to generate verification code in yii2
First add the verification code in the controller, then call the verification code through $code = $c->getVerifyCode();, and then write <img src=this action access URL + random string to prevent caching.
Dec 09, 2019 pm 01:05 PM
Is gii based on the yii framework?
Gii is a module in the Yii framework. In my opinion, Gii is a rapid creator. It is a good tool for rapid development. Gii is implemented as a module, which must be used in an existing Yii application.
Dec 09, 2019 am 11:49 AM
What cache is used for yii2 user login?
The yii2 user logs in using the DataCache cache. The cache file will be found in a folder called te in the runtime\cache directory, where test.bin is the cache file of the data. Commonly used methods: set(), get(), add(), multiGet(), etc.
Dec 09, 2019 am 11:39 AM
How to format data in yii2
yii\i18n\Formatter is a formatting assistant, which is very helpful for us to achieve user-friendly display on the front end. Common properties: $dateFormat, $datetimeFormat, $locale, $defaultTimeZone.
Dec 09, 2019 am 11:25 AM
What does component mean in yii2?
Component is the main component of YII framework application (application). It is an instance or subclass of [yii\base\Component]. Components have three important characteristics: properties, events, and behaviors.
Dec 09, 2019 am 11:15 AM
What is the difference between yii2 batch and each
When we need to read all or a large batch of data at once, we can use the batch and each methods to reduce memory usage. The batch method takes less time than the each method, and the two methods are similar in terms of memory reduction.
Dec 09, 2019 am 10:58 AM
Can yii execute sql?
Yii can execute SQL by first creating a CDbCommand command object, and then using the execute() method, query() method or derived queryXXX() method in the CDbCommand object to execute the SQL statement.
Dec 09, 2019 am 10:42 AM
How to use redis in yii2 project
If you want to use redis key-value storage well in Yii2, a PHP framework, first use composer to install the yii2-redis library, then configure the Connection class in the configuration file of your application, and then add the redis project to the component. .
Dec 09, 2019 am 10:28 AM
How to open gii in yii framework
The gii module can be enabled by configuring the yii\base\Application::modules property. First configure the config/web.php file, then open the web/index.php entry script and set "YII_ENV_DEV" to true.
Dec 09, 2019 am 09:53 AM
What to do if a 500 error occurs in yii2.0
First open web/index.php defined('YII_DEBUG') or define('YII_DEBUG', true); and change this to true. The asserts folder and its files have insufficient permissions, making them inaccessible. Just change them to 777.
Dec 09, 2019 am 09:33 AM
How to customize yii components
First create the components folder under common, then create a custom component in the newly created components folder, then open common/config/main.php (main-local.php) and add your component in the configuration file.
Dec 07, 2019 pm 05:56 PM
What is the difference between yii1 and yii2
Difference: Yii2 application instances directly use global named variables to access: $app without calling app(). A significant change in the view layer of Yii2 is the introduction of view classes. Yii2 introduces the concept of resource packages, and the way of resource reference changes greatly.
Dec 07, 2019 pm 04:28 PM
How to upload pictures in yii2
First, build the upload class and create a product table with fields id, name, and picurl. Then use GII to generate PRODUCT models, classes, and views. Place main.css in \css, main.js in \asses, and then register these two files in AppAsset.php.
Dec 07, 2019 pm 04:20 PM
How to get the current url in yii framework
How to get the current url in Yii framework: You can directly use the command "\Yii::$app->request->hostInfo;" to get the current domain name, you can use the command "\Yii::$app->request->getUrl(); "Get the url except the domain name.
Dec 07, 2019 pm 04:08 PM
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