PHP

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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Connecting PHP with MySQL using MySQLi

Table of Contents What is MySQLi? Why Use MySQLi for MySQL Connections? Setting Up MySQL and PHP for MySQLi Connecting to MySQL using MySQLi Using MySQLi Object-Oriented Method Using MySQLi...

Introduction to MySQL and Database Integration

Table of Contents What is MySQL? Why Use MySQL with PHP? Setting Up MySQL and PHP Connecting PHP to MySQL Using mysqli Using PDO (PHP Data Objects) Basic MySQL Queries in...

Introduction to Debugging in PHP

Table of Contents What is Debugging? Why Debugging is Important in PHP Common Debugging Techniques Using var_dump() Using print_r() Using echo and exit Using debug_backtrace() Debugging Tools and Extensions Xdebug Debugging with IDEs (PHPStorm,...

PHP Include & Require Statements

Table of Contents Introduction to Include and Require Syntax of include Syntax of require Key Differences Between include and require Using include_once and require_once Best Practices for Using Include and...

Introduction to Error Handling in PHP

Table of Contents Introduction to Error Handling Types of Errors in PHP Syntax Errors Runtime Errors Logic Errors Error Reporting in PHP error_reporting() ini_set() Displaying Errors Handling Errors with try-catch Block Syntax of try-catch Throwing Exceptions Custom...

File Handling in PHP

Table of Contents Introduction to File Handling in PHP File System Functions Opening Files Reading Files Writing Files Closing Files File Permissions Uploading Files File Handling Functions: fopen(), fread(), fwrite(), fclose() Working with Directories Error...

Forms and User Input in PHP

Table of Contents Introduction to Forms in PHP Basics of HTML Forms Handling Form Data in PHP $_GET vs $_POST Validating User Input Sanitizing User Input Handling Multiple Form Elements Handling File...

Superglobals in PHP – $_GET, $_POST, $_REQUEST, $_SERVER

Table of Contents Introduction to Superglobals What Are Superglobals? Overview of Common Superglobals $_GET $_POST $_REQUEST $_SERVER Working with $_GET Working with $_POST Using $_REQUEST to Access Data Accessing Information with $_SERVER Practical Use Cases for...

Arrays in PHP – Indexed, Associative, and Multidimensional Arrays

Table of Contents Introduction to Arrays in PHP Why Use Arrays? Indexed Arrays Associative Arrays Multidimensional Arrays Array Functions in PHP Traversing Arrays in PHP Modifying Arrays Best Practices for Using Arrays Common Mistakes...

Functions in PHP – Creating Reusable Logic

Table of Contents Introduction to Functions Why Use Functions? Defining a Function in PHP Function Parameters and Return Values Default Parameters Variable Scope in Functions Anonymous Functions (Lambda Functions) Returning Multiple Values...

Loops (for, while, do-while, foreach)

Table of Contents Introduction to Loops Understanding the for Loop The while Loop The do-while Loop The foreach Loop Differences Between the Loops Best Practices for Using Loops Conclusion Introduction to Loops In programming,...

Conditional Statements in PHP (if, else, switch) – A Deep Dive

Table of Contents Introduction to Conditional Logic Importance of Conditional Statements if Statement in PHP if...else Statement if...elseif...else Ladder Nested if Statements switch Statement in PHP match Expression (PHP 8+) Best Practices for...