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<?php |
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/** |
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* This file is part of the core-library package. |
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* |
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* (c) 2018 WEBEWEB |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace WBW\Library\Core\Helper\Argument; |
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use DateTime; |
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/** |
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* Date/time helper. |
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* |
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* @author webeweb <https://github.com/webeweb/> |
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* @package WBW\Library\Core\Helper\Argument |
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*/ |
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class DateTimeHelper { |
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/** |
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* Compare two date/time. |
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* |
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* @param DateTime $a The date/time. |
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* @param DateTime $b The date/time. |
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* @return int Returns |
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* -1: if the date/time A is greater than date/time B |
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* 1: if the date/time A is lesser than date/time B |
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* 0: if the date/time are equals. |
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*/ |
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public static function compare(DateTime $a, DateTime $b) { |
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$timestampA = $a->getTimestamp(); |
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$timestampB = $b->getTimestamp(); |
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if ($timestampA < $timestampB) { |
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return -1; |
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} |
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if ($timestampB < $timestampA) { |
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return 1; |
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} |
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return 0; |
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} |
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/** |
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* Determines if two date/time are equals. |
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* |
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* @param DateTime $a The date/time. |
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* @param DateTime $b The date/time. |
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* @return boolean Returns true in case o success, false otherwise. |
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*/ |
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public static function equals(DateTime $a, DateTime $b) { |
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return 0 === self::compare($a, $b); |
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} |
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/** |
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* Get a day number. |
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* |
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* @param DateTime $dateTime The date/time. |
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* @return integer Returns the day number between 1 and 7 with monday equals to 1. |
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*/ |
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public static function getDayNumber(DateTime $dateTime) { |
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return intval($dateTime->format("N")); |
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} |
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/** |
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* Get a month number. |
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* |
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* @param DateTime $dateTime The date/time. |
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* @return integer Returns the month number. |
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*/ |
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public static function getMonthNumber(DateTime $dateTime) { |
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return intval($dateTime->format("m")); |
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} |
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/** |
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* Get a week number. |
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* |
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* @param DateTime $dateTime The date/time. |
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* @return integer Returns the week number. |
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*/ |
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public static function getWeekNumber(DateTime $dateTime) { |
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return intval($dateTime->format("W")); |
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} |
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/** |
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* Get a year number. |
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* |
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* @param DateTime $dateTime The date/time. |
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* @return integer Returns the year number. |
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*/ |
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public static function getYearNumber(DateTime $dateTime) { |
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return intval($dateTime->format("Y")); |
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} |
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} |
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webeweb /
core-library
