Replace Home menu item by home icon

homeicon.php

<?php
/**
 * Replace Home menu item by home icon
 *
 * @param $sorted_menu_items
 *
 * @return mixed
 */
function homeicon_nav_menu_objects( $sorted_menu_items )
{

	foreach ( $sorted_menu_items as $item ) {
		if(untrailingslashit($item->url) == untrailingslashit(home_url())){
			$item->title = '';
			$item->attr_title = 'glyphicon-home';
		}
	}

	return $sorted_menu_items;
}
add_filter( 'wp_nav_menu_objects', 'homeicon_nav_menu_objects' );