PHP Development

32 articles

Articles

Understanding PHP Version Compatibility

Every PHP release makes sites faster and safer, but it also removes old functions and turns bad habits into warnings or errors. That's why a site can break when...

613Updated 5 days ago

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How to Change Your PHP Version

Different websites need different PHP versions: a new WordPress site should run a current version, while an old custom script may only work on an older one. On ...

Intermediate10 min509Updated Today

PHP Disabled Functions on Shared Hosting: Why, and What to Do Instead

Your script works on your laptop and then fails on the server with exec() has been disabled for security reasons. That is not a broken account or a bug in your ...

Advanced15 min2,728Updated Yesterday

PHP Extensions vs PHP Libraries: A Detailed Comparison

PHP extensions and PHP libraries both add features to PHP, but they live in different places and are installed by different people. An extension is part of the ...

Advanced8 min1,063Updated 1 weeks ago

How to Enable OPcache for PHP

OPcache keeps compiled PHP code in memory so PHP does not have to read and compile your scripts on every request. On Domain India shared hosting you normally do...

Intermediate6 min4,246Updated Yesterday

Best Practices for PHP Development

PHP still runs a large share of the web, from WordPress sites to custom business applications. Modern PHP is fast, typed and well tooled, but only if you use it...

Advanced9 min1,931Updated 6 days ago

Top PHP Settings to Optimize Performance

Most PHP settings you see in "speed up PHP" lists are limits, not accelerators: they decide how much memory or time a script may use, not how fast it runs. The ...

Intermediate9 min1,610Updated 6 days ago

The Ultimate Comprehensive Guide for Mastering PHP Core Features

PHP runs most of the websites on our shared servers, and most of the trouble developers hit is not the language but the gap between a laptop and a hosting accou...

Advanced14 min197,976Updated Today

Master PHP Sessions with Ease: A Comprehensive Developers Handbook

PHP sessions let your site remember a visitor between page loads: who is logged in, what is in the cart, which step of a form they reached. This handbook covers...

Advanced9 min6,412Updated 1 weeks ago

Installing PHP Extensions and Complex Libraries Across Various Operating Systems and Control Panels

PHP extensions add abilities to PHP itself, such as image handling, international text or database drivers. PHP libraries are plain PHP code that your project p...

Advanced8 min2,005Updated 1 weeks ago

Top PHP Libraries and How to Use Them

Good PHP libraries save you from writing, testing and securing code that thousands of other developers have already perfected. This guide covers the libraries w...

Advanced8 min2,144Updated 1 weeks ago

How to Use PHPMailer for Contact Forms

PHPMailer is the most widely used PHP library for sending email, and it is a good fit for contact forms: it builds correct headers, handles HTML and attachments...

Intermediate7 min4,509Updated 1 weeks ago

A Comprehensive Guide to Composer: PHP Dependency Management with a Practical Example

Composer is the dependency manager for PHP. You list the libraries your project needs in composer.json, and Composer downloads the right versions, their own dep...

Advanced6 min1,660Updated 1 weeks ago

Installing Composer and Using It to Manage PHP Libraries: A Comprehensive Guide

Composer is the dependency manager for PHP: you list the libraries your project needs, and Composer downloads the right versions, their own dependencies and an ...

Advanced7 min3,341Updated 6 days ago

Mastering PHP Sessions: A Comprehensive Guide for Developers

PHP sessions keep data about a visitor on the server between page loads, such as who is logged in or what is in their cart, while the browser holds only a rando...

Intermediate6 min1,753Updated 1 weeks ago

Navigating PHP Session and Header Errors: A Practical Guide

"Headers already sent" is one of the most common PHP warnings, and it breaks sessions, logins and redirects. It always means the same thing: your script sent so...

Advanced5 min2,622Updated 1 weeks ago

A Comprehensive Guide to MVC Pattern in PHP

Model-View-Controller (MVC) is the way almost every PHP framework, from Laravel to Symfony, organises code. Building a small MVC app by hand is the best way to ...

Advanced8 min3,149Updated 1 weeks ago

A Comprehensive Guide to Event-Driven Programming in PHP

"Event-driven" means two different things in PHP. Inside a normal web request, it means your code announces that something happened and separate listeners react...

Advanced8 min3,640Updated 1 weeks ago

A Comprehensive Exploration of Asynchronous Programming in PHP

Most PHP code runs one step at a time: it asks the database, waits, calls an API, waits, then answers the visitor. Asynchronous programming lets a PHP program s...

Advanced8 min2,401Updated 1 weeks ago

A Comprehensive Exploration of Functional Programming (FP) in PHP

PHP is best known for classes and plain procedural scripts, but modern PHP also supports a functional style: small pure functions, closures passed around as val...

Advanced8 min2,206Updated 1 weeks ago

Demystifying PHP: A Comprehensive Exploration of Object-Oriented Programming

Object-oriented programming (OOP) is how most modern PHP is written: WordPress plugins, Laravel and Symfony applications, payment SDKs and most libraries you in...

Advanced9 min2,050Updated 1 weeks ago

Demystifying PHP: Building a Job Portal Website with Modern Programming Paradigms

A job portal is a good practice project for modern PHP: it needs clear data models, a database, user accounts, file uploads for résumés and a small API. This gu...

Advanced8 min3,272Updated 1 weeks ago

PHP for Practical Learning: A Step-by-Step Guide to Building a Food Delivery Website

The fastest way to understand object-oriented PHP is to model something real. In this guide you build the core of a small food delivery website, restaurants, me...

Advanced9 min2,224Updated 1 weeks ago

Comprehensive Guide to Debugging PHP Code

Debugging PHP is mostly a matter of making the error visible to you and invisible to everyone else. The techniques are the same everywhere: report every error i...

Advanced7 min3,947Updated 1 weeks ago

Understanding the Implications of Enabling PHP exec() Function

PHP's exec() lets a script run operating-system commands, and on Domain India shared hosting it is disabled, together with the other functions that start progra...

Advanced5 min2,490Updated 1 weeks ago

PHP Extensions and Their Crucial Role in Web Development

PHP on its own is a small language core. Almost everything a real website needs, from talking to MySQL to resizing images and handling Hindi or Tamil text corre...

Intermediate8 min3,127Updated 6 days ago

A Comprehensive List of PHP Modules and Their Functions

PHP extensions, also called modules, add features to the PHP language: talking to databases, resizing images, encrypting data, reading XML and much more. Applic...

Advanced10 min19,417Updated 1 weeks ago

How to enable the "display_errors" option to show PHP error messages

When a PHP page shows a blank screen or a bare "500" error, you want to see the real message. PHP's display_errors setting prints errors in the browser, which i...

Advanced8 min7,254Updated 1 weeks ago

Do you provide LDAP authentication module in PHP configuration

Many business applications let staff sign in with their company directory account through LDAP, for example against Active Directory or OpenLDAP. In PHP this ne...

Advanced7 min2,228Updated 1 weeks ago

How do I enable/disable magic quotes gpc for my PHP scripts

If you are searching for how to turn magic_quotes_gpc on or off, the short answer is that you no longer can. The setting was removed from PHP more than ten year...

Advanced8 min82,096Updated 6 days ago

PHP upload filesize limit

When WordPress says "The uploaded file exceeds the upload_max_filesize directive in php.ini", or a form upload silently fails, you have hit PHP's upload limit. ...

Advanced9 min71,126Updated 6 days ago

PHP memory limit

If you see "PHP Fatal error: Allowed memory size of 134217728 bytes exhausted", one PHP script asked for more memory than PHP's memory_limit allows a single req...

Intermediate5 min74,532Updated 6 days ago

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