<?php
$url = '';
$r = wp_remote_get( $url );
$b = wp_remote_retrieve_body( $r );

echo '<pre>';
$b = strip_tags( $b );
$b = explode( "\n", $b );
$b = array_map( 'trim', $b );
$b = array_filter( $b );
$b = implode( "\n", $b );
echo $b;
echo '</pre>';