Hola mundo
=== HORA PHP ===
PHP date(): 2026-11-05 19:18:43
PHP timezone: America/Costa_Rica
Timestamp PHP: 1793927923

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-11-06 01:18:43

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-11-05 19:18:43