Hola mundo

<pre>=== HORA PHP ===
PHP date(): 2026-09-21 16:21:45
PHP timezone: America/Costa_Rica
Timestamp PHP: 1790029305

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-21 22:21:45

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-21 16:21:45

</pre>