Hola mundo

<pre>=== HORA PHP ===
PHP date(): 2026-09-18 11:21:42
PHP timezone: America/Costa_Rica
Timestamp PHP: 1789752102

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-18 17:21:42

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-18 11:21:42

</pre>