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Internationalization and Localization in PHP

Table of Contents Introduction to Internationalization and Localization What is Internationalization (i18n)? What is Localization (l10n)? PHP and Localization Support Working with Translations in PHP Using gettext for Localization Handling Date,...

Introduction to PHP and JavaScript Integration

Table of Contents Introduction to PHP and JavaScript Integration How PHP and JavaScript Work Together Benefits of PHP and JavaScript Integration Common Use Cases for PHP and JavaScript...

PHP with AJAX

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Consuming APIs in PHP

Table of Contents Introduction to Consuming APIs Making HTTP Requests in PHP Using cURL to Make API Requests Handling JSON Responses Error Handling When Consuming APIs Authentication in API Requests Using...

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RESTful APIs with PHP

Table of Contents Introduction to RESTful APIs Basics of HTTP Methods: GET, POST, PUT, DELETE Setting Up the Project Creating Endpoints: Handling Requests and Responses Returning JSON Responses Using URL...

Using PHP Libraries with Composer

Table of Contents Introduction to PHP Libraries and Composer Installing Libraries with Composer Installing Specific Libraries Installing a Specific Version of a Library Updating Libraries with Composer Removing Libraries with...

Introduction to Composer (Dependency Manager)

Table of Contents What is Composer? The Role of Composer in PHP Development Why Use Composer? Installing Composer Basic Composer Commands Initializing a Project with Composer Installing Dependencies Updating Dependencies Removing Dependencies Managing Autoloading...

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OOP: Inheritance, Interfaces, and Traits in PHP

Table of Contents Introduction to Inheritance What is Inheritance? How to Implement Inheritance in PHP Extending a Class Parent and Child Classes Overriding Methods What are Interfaces? Defining an Interface Implementing an Interface...

OOP Concepts: Classes and Objects in PHP

Table of Contents Introduction to Classes and Objects What is a Class? What is an Object? How to Define and Create a Class in PHP Defining a Class Creating Objects Accessing...

Introduction to Object-Oriented Programming (OOP) in PHP

Table of Contents What is Object-Oriented Programming (OOP)? Why Use OOP in PHP? Key Concepts of OOP Classes and Objects Properties and Methods Constructor and Destructor Inheritance Encapsulation Polymorphism Abstraction Benefits of Using OOP in...

PHP and Regular Expressions

Table of Contents Introduction to Regular Expressions Why Use Regular Expressions in PHP? Basic Syntax of Regular Expressions PHP Functions for Regular Expressions preg_match() preg_match_all() preg_replace() preg_split() Special Characters in Regular Expressions Modifiers in...

Working with JSON in PHP

Table of Contents Introduction to JSON Why Use JSON in PHP? Encoding Data to JSON json_encode() Decoding JSON Data json_decode() Handling JSON Errors Error Handling in JSON Functions Working with JSON Files in...

PHP Filters and Data Validation

Table of Contents Introduction to Data Validation and Filtering Importance of Data Validation PHP Filter Functions filter_var() filter_input() filter_input_array() Common PHP Filters FILTER_SANITIZE_* FILTER_VALIDATE_* Validating and Sanitizing User Input Email Validation URL Validation Integer Validation Custom Validation and...

Cookies in PHP

Table of Contents Introduction to Cookies Setting Cookies in PHP Retrieving Cookies in PHP Modifying and Unsetting Cookies Cookie Expiration and Lifetime Secure Cookies and HttpOnly Cookies Cookie Scope: Domain and...

Sessions in PHP

Table of Contents Introduction to Sessions Starting a Session Storing Data in Sessions Retrieving Data from Sessions Modifying and Unsetting Session Variables Destroying a Session Session Security Best Practices Example: Creating a...

File Uploads and Image Handling

Table of Contents Introduction to File Uploads Setting Up the HTML Form for File Upload PHP File Upload Handling Checking for File Upload Errors Validating File Types and Sizes Moving...

Form Validation and Sanitization

Table of Contents What Is Form Validation? What Is Data Sanitization? Why Are Validation and Sanitization Important? Types of Form Validation Client-side Validation vs. Server-side Validation Validation Techniques in PHP Common...

Introduction to Prepared Statements in MySQLi

Table of Contents What Are Prepared Statements? Why Use Prepared Statements? Security: Preventing SQL Injection Performance Benefits Understanding the Structure of Prepared Statements Steps Involved in Using Prepared Statements How to...

CRUD Operations (Create, Read, Update, Delete) in PHP with MySQLi

Table of Contents What Are CRUD Operations? Setting Up the Database for CRUD Operations Creating Data in MySQL (Create) Inserting Data Using MySQLi Prepared Statements for Inserting Data Reading Data...