Hola mundo
=== HORA PHP ===
PHP date(): 2026-09-09 19:17:11
PHP timezone: America/Costa_Rica
Timestamp PHP: 1789003031

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-10 01:17:11

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-09 19:17:11