Hola mundo

<pre>=== HORA PHP ===
PHP date(): 2026-09-23 20:21:21
PHP timezone: America/Costa_Rica
Timestamp PHP: 1790216481

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-24 02:21:21

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-23 20:21:21

</pre>