Edit file File name : CronExpression_MinutesField.php Content :<?php /** * Minutes field. Allows: * , / - * * @author Michael Dowling <mtdowling@gmail.com> */ class CronExpression_MinutesField extends CronExpression_AbstractField { /** * {@inheritdoc} */ public function isSatisfiedBy(DateTime $date, $value) { return $this->isSatisfied($date->format('i'), $value); } /** * {@inheritdoc} */ public function increment(DateTime $date, $invert = false) { if ($invert) { $date->modify('-1 minute'); } else { $date->modify('+1 minute'); } return $this; } /** * {@inheritdoc} */ public function validate($value) { return (bool) preg_match('/[\*,\/\-0-9]+/', $value); } } Save