Using prepared statements to prevent SQL injection SQL injection in SQL database management systems is one of the most basic and dangerous system security vulnerabilities in online web-based applications. SQL injection occurs in a database when a malicious user (hacker) inserts or intentionally injects malicious SQL database code into user input, such as a login…
Creating a basic CRUD Create, Read, Update, Delete application CRUD applications in PHP web development scripts are known as the backbone of web development systems. CRUD in PHP development means that you explore the following elements in a CRUD operation: Create – Inserts new data into a database. Read – Removes old data from an…
Writing and running tests for PHP applications Creating tests for PHP web applications and applications and maintaining the accuracy and quality of the written program source code is a best practice in PHP programming. PHPUnit is the most widely used framework for testing PHP web or app code, enabling developers to create and write source…
Introduction to PHPUnit PHPUnit is a popular helpful testing framework or tool for PHP program source code. PHPUnit is used to create and run automated source code unit tests in a specific order. It allows PHP web developers to test and analyse multiple individual units of source code, such as program functions and methods, to…
Debugging with Xdebug Xdebug is a powerful debugging and profiling tool for managing and controlling PHP program source code. It helps programmers to indicate program source code execution, perform program source code performance profiling, and manually set program source code breakpoints, which helps beginner and expert web developers efficiently find and resolve problems during the…
Using built-in libraries and tools e.g., form validation, authentication Laravel, the popular PHP framework, provides developers with a collection of built-in libraries and tools that help implement common webpage tasks like online HTML form validation and authentication. Let's explore how to apply these tools to a Laravel application using the Laravel PHP framework. Form Validation…
Basic routing, controllers, views, and models in Laravel (or another framework) So, let's take a closer look at the fundamental features of routing, controllers, views, and models in Laravel, one of the most popular PHP frameworks. All of these concepts and methods are fundamental to any MVC (Model-View-Controller) development framework, and the Laravel PHP framework…
Overview of popular PHP frameworks (Laravel, Symfony, CodeIgniter, etc.) In PHP programming, you have several popular PHP framework choices, including primarily Laravel, Symfony, CodeIgniter, Yii, Zend, Laminas, and Falcon, which we will explore in detail. We will focus on the features, strengths, and general web development uses of these popular frameworks. Each framework has its…
Using prepared statements and parameterized queries Prepared statements and parameterized queries are essential processes or methods in PHP programming to prevent any kind of manual SQL database malicious JavaScript source code injection activities and to manage and process existing web app or website backend database queries in a secure format. These methods process SQL database…
Protecting against Cross-Site Scripting (XSS) and Cross-Site Request Forgery (CSRF) PHP programming is crucial for protecting a web application from any type of system attack like cross-site scripting (XSS) and cross-site request forgery (CSRF) or for maintaining the security and integrity of any web application. For any developed website or web app, cross-site scripting (XSS)…
