How-To Guides

Step-by-step practical guides for common coding tasks.

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PHP How-Tos

How to Validate a Form in PHP

Sanitize and validate form input in PHP to prevent XSS and SQL injection.

How to Connect to MySQL with PDO

Connect to a MySQL database using PHP PDO with prepared statements.

How to Send Email with PHP

Send emails in PHP using mail() or PHPMailer with SMTP.