PHP Guides
Short, example-driven notes for common PHP tasks and debugging patterns.
PHP Date Guides
PHP Date Format Examples
Common PHP date format tokens with examples for dates, times, and timestamps.
PHP JSON Guides
PHP json_decode Examples
Practical json_decode examples for associative arrays, error handling, and common JSON mistakes.
PHP Security Guides
PHP password_hash Examples
Use password_hash and password_verify correctly for PHP login password storage.
PHP Regex Guides
PHP preg_match Examples
Simple preg_match and preg_match_all examples for extracting values with PHP regular expressions.
PHP Debugging Guides
PHP print_r vs var_dump
Compare print_r and var_dump for PHP debugging output and learn when each one is useful.
PHP Serialization Guides
PHP Serialized String Examples
Examples of PHP serialized strings for arrays, strings, booleans, nulls, and nested values.
PHP Date Guides
PHP strtotime Examples
Common PHP strtotime examples for relative dates, fixed dates, and date formatting.
PHP Date Guides
Convert PHP Timestamp to Date
How to convert Unix timestamps to formatted dates in PHP and avoid seconds versus milliseconds bugs.
PHP Serialization Guides
PHP unserialize Explained
What PHP unserialize does, where serialized data appears, and how to avoid unsafe usage.