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How to make the primary key automatically increase in Yii

How to make the primary key automatically increase in Yii

The method to automatically increase the primary key in Yii: 1. Use the updateAllCounters method and pass in count=>1 to realize the value auto-increment; 2. Use the updateAll method and pass in count+1 to realize the value auto-increment.

Feb 20, 2020 am 10:42 AM
yii primary key Automatically increase
How to install yii with xampp

How to install yii with xampp

The method for xampp to install yii is: 1. Download the composer installation package; 2. Download the yii2 archive file and extract it to the web project directory; 3. Install yii2 and modify the php.ini configuration file; 4. Start apache and mysql and test the installation result.

Feb 20, 2020 am 10:37 AM
xampp yii
What to do if yii2 widget reference fails

What to do if yii2 widget reference fails

Solution to yii2 widget reference failure: 1. Use composer to install the widget; 2. Manually install the widget. You need to unzip the file to vendor/kartik/select2, and then add widget-related code in autoload and extens.

Feb 20, 2020 am 10:09 AM
yii2 small parts
How to initialize yii2 advanced version

How to initialize yii2 advanced version

Initialization method of yii2 advanced version: Execute the script [./init] under the root directory of yii2. After the initialization is completed, the yii file and other file initialization configurations will appear, as well as modify file permissions, etc.

Feb 19, 2020 pm 04:50 PM
yii initialization
How to deploy the yii framework

How to deploy the yii framework

Methods for deploying the yii framework: 1. Set up a PHP environment and download the yii framework; 2. Check whether the current environment meets the requirements of the yii framework; 3. Create a project and use yiic to deploy; 4. Visit the project address to check whether the deployment is successful.

Feb 19, 2020 pm 04:47 PM
yii
How to insert data in batches in Yii

How to insert data in batches in Yii

Methods for batch inserting data in yii: 1. [$_model = clone $model;$_model->save();]; 2. [$model->isNewRecord = true;$model->save() && $model-> id=0;].

Feb 19, 2020 pm 04:28 PM
yii
Yii framework implements email sending

Yii framework implements email sending

How to implement email sending in Yii framework: 1. Open the main-local.php file and configure the [components=>[]] option; 2. Edit the controller controller, such as [$mail->setTo('****** *****@qq.com');].

Feb 19, 2020 pm 04:11 PM
yii mail
How to add js code to View in yii2

How to add js code to View in yii2

yii2 method of adding js code to View: 1. Introduce the js file before the code, such as [<?php $this->registerJsFile('@web/js/jquery.js');?>]; 2. Use Global js file.

Feb 19, 2020 pm 03:50 PM
js view yii2
What should I do if the yii2 submission form prompts that it cannot be verified?

What should I do if the yii2 submission form prompts that it cannot be verified?

The solution to the yii2 submission form prompt that it cannot be verified is: 1. Turn off Csrf verification; 2. Add a hidden field to the form; 3. Add the _csrf field in AJAX, such as [data:{_csrf:csrfToken}].

Feb 19, 2020 pm 03:39 PM
yii2 form
How to print sql statement in yii

How to print sql statement in yii

The method of yii printing sql statement: [$commandQuery = clone $model; echo $commandQuery->createCommand()->getRawSql();].

Feb 19, 2020 pm 03:25 PM
sql yii
Execute multiple queues using yii2-query

Execute multiple queues using yii2-query

Methods to use yii2-query to execute multiple queues: 1. [php yii queue1/listen;// or queue1/run]; 2. [php yii queue2/listen;// or queue2/run].

Feb 19, 2020 pm 03:12 PM
How to obtain user get and post parameters in yii2

How to obtain user get and post parameters in yii2

The method for yii2 to obtain user get and post parameters: 1. [Yii::$app->request->queryParams]; 2. [Yii::$app->request->bodyParams].

Feb 19, 2020 pm 02:57 PM
get post yii2
How to add database connection in yii

How to add database connection in yii

The method to add a database connection in yii is: [$db=new yii\db\Connection(['dsn'=>'mysql:host=localhost;dbname=ex','uname'=>'root','password'= >' ',...].

Feb 19, 2020 pm 02:49 PM
yii database
How to use debug in yii framework

How to use debug in yii framework

Yii framework debugging function: 1. Edit the frontend/config/main-local.php configuration file, set the IP field allowed to be accessed, and the size of the stored debug file; 2. Enter debug mode to view SQL, CPU occupancy, execution time, etc. .

Feb 19, 2020 pm 02:36 PM
debug yii

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