The difference between yii2 and ci
The differences between yii2 and ci are: 1. yii2 code is elegant and concise, and ci has a very large space for customization; 2. yii2 is very easy to expand, and ci needs to write extensions yourself; 3. yii2 has a relatively high learning curve, and ci has the characteristics of being easy to get started, etc. wait.
Feb 17, 2020 am 10:33 AM
Use php in yii2 to determine whether the image exists
How to use PHP to determine the existence of an image in Yii2: 1. Use the file_exists() function, pass in the path of the image, and return true if it exists; 2. Use the file_get_contents() function, pass in the path of the image, and return the image content if it exists, etc. .
Feb 17, 2020 am 10:00 AM
How to get the new data id in yii
The method for yii to obtain the newly added data ID: first use Yii::$app->request->post() to obtain the submitted data; then use new User() to instantiate the object; finally use the setAttributes() method and $model ->id can get the id value.
Feb 17, 2020 am 09:40 AM
How to adaptively switch templates in yii2
The method for adaptively switching templates in yii2 is: 1. First create a behavior; 2. Then create a base class BaseController.php; 3. Create H5Views under frontend and place the H5 template file there.
Feb 10, 2020 am 11:14 AM
yii framework routing configuration
Yii framework routing configuration method: 1. First, enable the rewrite module in the server configuration (httpd.conf); 2. Add the server configuration file [.htaccess] in the directory; 3. Then add the urlManager configuration item; 4. Finally restart Just the server.
Feb 06, 2020 pm 06:19 PM
How to reference adminlte to yii2
The method for adminlte to reference yii2: first download and install the yii2 framework; then create the user table in the database; then execute the command "composer require mdmsoft/yii2-admin "~2.0"" in the windows environment.
Feb 04, 2020 am 09:01 AM
How to catch yii2 exceptions
The method of catching exceptions in yii2: first throw an exception in method a; then use the use keyword to import Exception; finally use the try{}catch(\Exception $e) statement to catch the exception.
Feb 03, 2020 pm 05:00 PM
What should I do if nginx does not support yii?
The solution to the problem that nginx does not support yii: first open the "nginx.config" configuration file; then add "server" to the file and change "root" to the directory where the "index.php" file is located; finally open the "web.php" file And set the access permission to "777".
Feb 03, 2020 am 10:25 AM
How to use mutex yii
"mutex" in Yii refers to the "Mutex component", which allows concurrent processes to execute each other to prevent "race conditions"; the syntax for using "mutex" is "if ($mutex->acquire($mutexName)) { } else {}".
Feb 03, 2020 am 10:19 AM
How to connect Yii2 to PostgreSql
This article introduces the method of connecting the Yii2 framework to PostgreSql. It has certain reference value. Now I share it with you. I hope it will be helpful to you!
Feb 02, 2020 pm 09:12 PM
The difference between yii and cms
CMS refers to content management system, which is usually a developed web application that can be used on the server; Yii is a framework for developing web applications, which can be used to develop CMS programs.
Jan 28, 2020 pm 10:44 PM
What should I do if the yii verification code does not come out?
The solution to the yii verification code not coming out: first open the "CCaptchaAction.php" file; then delete the spaces in the text; then add "error_reporting(0);" at the top of the php file; finally add "ob_clean();" before the header output. That’s it.
Jan 27, 2020 pm 04:55 PM
How to enable error prompts in yii
How to enable error prompts in yii: first open the "index-test.php" file; then add the code "error_reporting(E_ALL & ~E_NOTICE);"; then open the "main.php" file; and finally modify the code to "log=>array "That's it.
Jan 27, 2020 pm 04:39 PM
How to obtain sql statement in yii2?
To obtain sql statements in yii2, you can use the getRawSql() method. After writing the query statement, call the $query->createCommand()->getRawSql() method.
Jan 25, 2020 am 12:08 AM
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