function get_trial_plans( $plans ) {
			$trial_plans = array();

			if ( is_array( $plans ) && 0 < count( $plans ) ) {
				/**
				 * @var FS_Plugin_Plan[] $plans
				 */
				for ( $i = 0, $len = count( $plans ); $i < $len; $i ++ ) {
					if ( $plans[ $i ]->has_trial() ) {
						$trial_plans[] = $plans[ $i ];
					}
				}
			}

			return $trial_plans;
		}