<?php
require('simple_html_dom.php'); //Libreria
$url = "https://www.exito.com/products/MP00550000000204/Televisor+LG+Led+43+Pulgadas+Full+HD+Smart+TV+43LJ550T"; //Link del producto
$html = new simple_html_dom();
$html->load_file($url);
$post = $html->find('p[class=price offer]', 0)->plaintext;
$resultado = str_replace ( ".0", '', $post);
echo $resultado;
?>