Backend Development
PHP Tutorial
Implementation method of adding verification code in yii2, yii2 verification code_PHP tutorial
Implementation method of adding verification code in yii2, yii2 verification code_PHP tutorial
The implementation method of adding verification code in yii2, yii2 verification code
The example in this article describes the implementation method of adding verification code in yii2. Share it with everyone for your reference, the details are as follows:
First, add the verification code field in the model:
public function rules(){
return ['verifyCode', 'captcha'],
}
Secondly, you can add the field name of the verification code in the front page in the function attributeLabels:
public function atrributeLabels(){
return ['verifyCode'=>'Verification Code', ];
}
Then, make the following changes in the view file:
use yii\captcha\Captcha;
<?= $form->field($model, 'verifyCode')->widget(Captcha::className(), [
'template' => '<div class="row"><div class="col-lg-3">{image}</div><div class="col-lg-6">{input}</div></div>',
]) ?>
I hope this article will be helpful to everyone’s PHP program design based on the Yii framework.
Articles you may be interested in:
- Yii2 uses Bootbox plug-in to implement custom pop-up windows
- Learn YII2 framework from scratch (4) Extension plug-in yii2-kartikgii
- Learn the YII2 framework from scratch (3) Extend the plug-in yii2-gird
- Learn the YII2 framework from scratch (2) Install the extension plug-in through Composer
- Use the drop-down menu in the yii2 framework Automatic search for yii-widget-select2 instance analysis
- Method of using Active Record mode in yii2
- Example of usage of Activeform form component in YII2.0
- Yii2 framework reference bootstrap Methods of date plug-in yii2-date-picker
Hot AI Tools
Undress AI Tool
Undress images for free
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undresser.AI Undress
AI-powered app for creating realistic nude photos
ArtGPT
AI image generator for creative art from text prompts.
Stock Market GPT
AI powered investment research for smarter decisions
Hot Article
Popular tool
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
20441
7
13591
4
How to handle database transactions in Yii
Sep 02, 2025 am 01:46 AM
Yiiensuresdataintegritythroughtransactionmanagement,allowingrollbackonfailure.UsebeginTransaction()formanualcontrolortransaction()withaclosureforautomaticcommit/rollback.ActiveRecordmodelsautomaticallyparticipateintransactionswhenusingthesameconnecti
How to reset a user password in Yii
Sep 01, 2025 am 12:13 AM
Answer: To implement password reset in Yii2, you need to add password_reset_token and expiration time fields, generate a unique token and send it to the user's mailbox, and allow the user to set a new password by verifying the validity of the token, and finally clean the expired token. The specific steps include: 1. Modify the database to add token fields; 2. Implement the generatePasswordResetToken method in the User model to generate a time stamped token and set an hour validity period; 3. Create a PasswordResetRequestForm form to process the request, find the user and send an email with a reset link; 4. Define the strength of the ResetPasswordForm model to verify the new password
How to handle file uploads in Yii
Sep 01, 2025 am 01:32 AM
Answer: To handle file upload in Yii, you need to set the form enctype to multipart/form-data, use the UploadedFile class to get the file, verify the file type through the model verification rules, and save the file in the controller. Make sure that the upload directory can be written and renamed for security.
How to create a custom widget in Yii
Aug 30, 2025 am 12:01 AM
To create a custom widget, you need to inherit the yii\base\Widget class and implement the init() and run() methods. 2. Place the class file in the @app/widgets/ directory. 3. Use it in the view through widget() or begin() and end() syntax. 4. Complex output can render the view template through render() method. 5. Create resource packages when CSS/JS is required and register in run().
How to use Gii for code generation in Yii
Aug 31, 2025 am 06:56 AM
EnableGiiinconfig/web.phpbyaddingthemoduleandsettingallowedIPs,thenaccesshttp://your-app-url/index.php?r=gii,useModelGeneratortocreatemodelsfromdatabasetables,anduseCRUDGeneratortogeneratecontrollersandviewsforfullCRUDoperations.
How to implement search and filtering in Yii?
Sep 21, 2025 am 02:33 AM
Answer: To implement search and filtering in Yii2, you need to create a search model and use ActiveDataProvider and GridView. First, create a ProductSearch class for Product, define rules and implement search methods, process parameters through load and validate, and add conditions with andFilterWhere; instantiate the search model in the controller and pass in the request parameters; build a search form in the view with ActiveForm, GridView displays data and sets filterModel; supports advanced functions such as date range and association query to ensure database index optimization performance.
How to handle AJAX requests in Yii
Sep 04, 2025 am 02:53 AM
YiisimplifiesAJAXhandlingbyprovidingtoolstodetectAJAXrequests,returnJSONresponses,andmanageCSRFprotection.InYii2,useYii::$app->request->isAjaxtodetectAJAXcallsandsetresponse->format=Response::FORMAT_JSONforautomaticJSONencoding.Yii1usesYii::
How to implement lazy loading in Yii Active Record?
Sep 15, 2025 am 12:04 AM
LazyloadinginYiiActiveRecordautomaticallyfetchesrelateddatawhenaccessed,notduringinitialmodelload.DefinedviahasOne()orhasMany(),relationstriggeradatabasequeryonfirstaccess,asin$order->customer,whichretrievesthecustomeronlywhenneeded.Thiskeepsiniti
