Hide admin bar from users who cannot manage options

functions.php

<?php

/**
 * Disable admin bar for users who cannot manage options.
 */
function anycomment_disable_admin_bar() {
	if ( is_plugin_active( 'anycomment/anycomment.php' ) ) {
		if ( ! current_user_can( 'manage_options' ) ) {
			show_admin_bar( false );
		}
	}
}

add_action( 'init', 'anycomment_disable_admin_bar' );