Removing wp admin menu item on top bar of admin backend

Use this example

function my_admin_bar_render() {
    $user = wp_get_current_user();

    if ( in_array( 'editor', (array) $user->roles ) ) {
        global $wp_admin_bar;
        $wp_admin_bar->remove_menu('new-content');
    }
}
add_action( 'wp_before_admin_bar_render', 'my_admin_bar_render' );