Codeigniter 4 Google ReCaptcha V2 Example Tutorial

Codeigniter 4 Google ReCaptcha V2 Example Tutorial

In this article, we will explain to you how to create the Codeigniter 4 Google Recaptcha v2 Form Validation Example. normally captcha is used for security purposes and only human users can pass through. computers or bots are not solving a captcha.

Now we will learn about captcha that how to integrate the Google reCAPTCHA v2 in Codeigniter. so you can see below the google captcha code form Validation with Codeigniter 4.

Overview
Step 1: Download Codeigniter
Step 2: Basic Configurations
Step 3: Create a Database in table
Step 4: Connect to Database
Step 5: Get and Set Google Captcha Secrets
Step 6: Create Controller and Model
Step 7: Create Views Files
Step 8: Run The Application

Step 1: Download Codeigniter
If you want to download or install the latest version of CodeIgniter 4 then you can go to Codeigniter’s official site and download the latest version of Codeigniter 4. after the downloaded you can configure in “xampp/htdocs/” directory.

Step 2: Basic Configurations
If you want to Basic Configurations in your project then you can below Url.
Codeigniter 4 Removing Index.Php From Url

Step 3: Create a Database in table
In this step, We will create the database and table.

Step 4: Connect to Database
Go to the “app/Config/Database.php” folder and open the database.php file some changes in this file like hostname, database username, database password, and database name.

Step 5: Get and Set Google Captcha Secrets
First, we need to Google reCAPTCHA site key and secret key. so first we go to Google reCAPTCHA panel and get site key and secret key.

After getting the key, we will create a form using the bootstrap and pass the site key.

When the user fills the form data with resolves the reCAPTCHA code that time response token will be returned.
Step 6: Create Controller and Model
In this step, we will create the “Student.php” controller and the “StudentModel.php” model.
app/Controllers/Student.php

app/Models/StudentModel.php

Step 7: Create Views Files
Finally, we will create the add.php in the app/views directory.

app/views/add.php

Step 8: Run The Application
We can start the server and run the codeigniter 4 application using the below command.

Now we will run our example using the below Url in the browser.

If you liked this article, you can also download it through our Github Repository.

Read Also
Codeigniter 4 Multiple Images & Files Upload Example
Codeigniter 4 Image Upload Example Tutorial
Codeigniter 4 CRUD Operation With Ajax Example

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