Hola mundo
=== HORA PHP ===
PHP date(): 2026-09-28 19:15:01
PHP timezone: America/Costa_Rica
Timestamp PHP: 1790644501

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-29 01:15:01

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-28 19:15:01