PHP - Problemas con valores, utilizando explode.

<?php

$url = 'https://valoruf.cl/';

$dadosSite = file_get_contents($url);

$var1 =  explode ('<span class="fec-h2">Hoy Jueves 20 de Febrero de 2020</span><br/>',$dadosSite);

$var2 = explode("</span>",$var1[0]);

print $var1[1];

?>

<?php

ini_set('display_errors', 1);

ini_set('display_startup_errors', 1);

error_reporting(E_ALL);

$url = 'https://valoruf.cl/';

$dadosSite = file_get_contents($url);

$var1 = explode ('<span class="fec-h2">Hoy Jueves 20 de Febrero de 2020</span><br/>',$dadosSite);

$var2 = explode("</span>",$var1[0]);

print $var1[1];

?>

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