How to Upload Image and File in Codeigniter 4 with Validation

How to Upload Image and File in Codeigniter 4 with Validation

How to Upload Image and File in Codeigniter 4 with Validation. uploaded image in Codeigniter 4 with validations. Create a form with input of file. Submit the form and set the validation rules in the Controller. Without proper validation, file upload is not secure for SQL injection.

When you want to upload image in Codeigniter 4, you have to take care of the validation. Without proper validation, file upload is not secure for SQL injection. Someone might do the SQL injection with the file upload. Hence, it is very important to prevent code injection through the file upload. In Codeigniter, you can validate the image or file before uploading it. You can check the mime type, size, file extension, etc. These are the property of the file. So, by using these properties, you can validate the file properly. After the validation, the image will be moved to the specified directory. Also, we will save the filename into the database. In this post, I will show you how you can upload image in Codeigniter 4 from very scratch. So, let’s begin by creating a new project.

Contents

  • 1 Prerequisites
  • 2 Create a Project to Upload Image in Codeigniter
  • 3 Create and Configure Database
  • 4 Create Migration For Image Table
  • 5 Create Model to Upload Image in Codeigniter 4
  • 6 Create a Controller to Upload Image in Codeigniter 4
  • 7 Create Routes
  • 8 Create a View to Upload Image
  • 9 Check the Image Upload Result in Codeigniter 4
  • 10 Conclusion
  • 10.1 Share this:
  • 10.2 Like this:
  • 10.3 Related

Prerequisites

If you are going to create a new project in Codeigniter 4 the you must install the below tools.

  • PHP >= 7.3
  • MySQL (version > 5)
  • Apache/Nginx Server
  • VS Code Editor
  • Composer

codeigniter 4 file upload in codeigniter 4 php

What is Geek Coin

What is GeekCash, Geek Token

Best Visual Studio Code Themes of 2021

Bootstrap 5 Tutorial - Bootstrap 5 Crash Course for Beginners

Nest.JS Tutorial for Beginners

Hello Vue 3: A First Look at Vue 3 and the Composition API

Multiple File Upload in Laravel 7, 6

laravel 7.x,6 multiple file upload with validation example. This tutorial explains, how you can upload multiple files into laravel folder and MySQL DB

Codeigniter 4 Autocomplete Textbox From Database using Typeahead JS - Tuts Make

Autocomplete textbox using typeahead js from database in codeigniter 4. In this example, you will learn how to create autocomplete search from db in codeigniter 4 app using typeahead js.

How to upload a file using jQuery AJAX in CodeIgniter 4

How to upload a file using jQuery AJAX in CodeIgniter 4. In this tutorial, I show how you can upload a file using jQuery AJAX and display a preview if it is an image otherwise display a link in the CodeIgniter 4. I have enabled CSRF token in the CodeIgniter project.

Laravel 7 File Upload Example

Laravel 7.x, 6 file upload with Validation tutorial, This tutorial shows how you can easily upload and save files in MySQL database & folder with validation

How to upload an Image file and Display preview in CodeIgniter 4

In this tutorial, I show how you can upload an image and other types of file with validation and display preview in CodeIgniter 4.