Remove the WordPress Logo from the Wordpress Admin Bar

/*
* Remove the WordPress Logo from the Wordpress Admin Bar without plugin
* Main Post: http://www.pchelpcenterbd.com/wordpress-development-12807
*/
function remove_wp_logo() {
global $wp_admin_bar;
$wp_admin_bar->remove_menu('wp-logo');
}
add_action( 'wp_before_admin_bar_render', 'remove_wp_logo' );