Master all PHP operators and symbols with our comprehensive guide. Learn arithmetic, comparison, logical, and string operators with practical examples for efficient PHP programming.
Discover how PHP's foreach construct works internally, its interaction with array pointers, and how it differs from other loop types. Complete guide to understanding foreach mechanics in PHP.
Learn multiple methods to check if a string contains a specific word in PHP. Discover strpos(), strstr(), str_contains(), and preg_match() with examples and best practices.
Learn the correct methods to remove elements from PHP arrays using unset() and array_splice(). Fix common mistakes and ensure foreach loops work properly after removal.
Master PHP array sorting with our complete guide. Learn how to sort 2D arrays by column values using array_multisort() and array_column(). Includes examples for all sorting scenarios.
How to combine two PHP code lines with $array[$key] into one? Learn effective methods for optimizing PHP code with array_merge and spread operator.