PHP Cookies Tutorial Cookies are small pieces of data stored on the user’s browser. PHP can create, read, and delete cookies to track user activity, preferences, or login information. 1️⃣ Setting a Cookie
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<?php // Set a cookie // setcookie(name, value, expire, path, domain, secure, httponly) setcookie("username", "Vipul", time() + 3600, "/"); // Expires in 1 hour echo "Cookie has been set!"; ?> |
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PHP Sessions Tutorial PHP sessions allow you to store user information on the server and access it across multiple pages. Unlike cookies, sessions are more secure because data is not stored on the client-side....
🔍 PHP Filters Tutorial PHP filters are used to validate and sanitize user input. Filters ensure that the data received from users is safe and in the expected format, preventing errors or security vulnerabilities....
🔧 PHP Advanced Filters Tutorial PHP advanced filters allow you to validate, sanitize, and process data with more control. You can use options, flags, and filter arrays to handle complex input validation scenarios. 1️⃣...
PHP Callback Functions Tutorial In PHP, a callback function is a function that is passed as an argument to another function and is executed at a later time. Callbacks are useful for customizing behavior,...
🌐 PHP and JSON Tutorial PHP can encode and decode JSON data, which is essential for API communication, AJAX requests, and data storage. JSON (JavaScript Object Notation) is a lightweight data-interchange format. 1️⃣ Encode...
⚠️ PHP Exceptions Tutorial In PHP, exceptions are used to handle runtime errors in a structured way. Exceptions allow you to catch and handle errors gracefully instead of letting the script crash. 1️⃣ Basic...
🗄️ PHP MySQL Database Tutorial PHP can interact with MySQL databases to store, retrieve, update, and delete data. This is essential for building dynamic web applications like login systems, blogs, and e-commerce sites. 1️⃣...
🔗 PHP Connect to MySQL Tutorial Connecting PHP to a MySQL database is the first step for any dynamic web application. You can use mysqli (procedural or object-oriented) or PDO. 1️⃣ Using mysqli (Procedural)...
🗄️ PHP Create a MySQL Database Tutorial PHP can be used to create a MySQL database dynamically using the mysqli or PDO extension. This is useful when setting up applications programmatically. 1️⃣ Using mysqli...
