Study with DATE

gistfile1.txt

1>
if($request->get('carrier_pass_validity') != '')
            $exportPermit->carrier_pass_validity = CommonFunction::changeDateFormat($request->get('carrier_pass_validity'),true);
2>
class CommonFunction {
    public static function changeDateFormat($dateicker, $mysql = false) {
            if ($mysql) {
                return Carbon::createFromFormat('d-M-Y', $dateicker)->format('Y-m-d');
            } else {
                return Carbon::createFromFormat('Y-m-d', $dateicker)->format('d-M-Y');
            }
        }
}
3>
class Carbon extends DateTime{
    public static function createFromFormat($format, $time, $tz = null)
        {
            if ($tz !== null) {
                $dt = parent::createFromFormat($format, $time, static::safeCreateDateTimeZone($tz));
            } else {
                $dt = parent::createFromFormat($format, $time);
            }

            if ($dt instanceof DateTime) {
                return static::instance($dt);
            }

            $errors = static::getLastErrors();
            throw new InvalidArgumentException(implode(PHP_EOL, $errors['errors']));
        }
    }
4>
class DateTime implements DateTimeInterface {
    const ATOM = 'Y-m-d\TH:i:sP';
    const COOKIE = 'l, d-M-y H:i:s T';
    const ISO8601 = 'Y-m-d\TH:i:sO';
    const RFC822 = 'D, d M y H:i:s O';
    const RFC850 = 'l, d-M-y H:i:s T';
    const RFC1036 = 'D, d M y H:i:s O';
    const RFC1123 = 'D, d M Y H:i:s O';
    const RFC2822 = 'D, d M Y H:i:s O';
    const RFC3339 = 'Y-m-d\TH:i:sP';
    const RSS = 'D, d M Y H:i:s O';
    const W3C = 'Y-m-d\TH:i:sP';


    /**
     * @param string $time
     * @param DateTimeZone $timezone
     * @return DateTime
     * @link http://php.net/manual/en/datetime.construct.php
     */
    public function __construct ($time='now', DateTimeZone $timezone=null) {}

    /**
     * @return DateTime
     * @link http://php.net/manual/en/datetime.wakeup.php
     */
    public function __wakeup () {}


    /**
     * Returns date formatted according to given format.
     * @param string $format
     * @return string
     * @link http://php.net/manual/en/datetime.format.php
     */
    public function format ($format) {}

    /**
     * Alter the timestamp of a DateTime object by incrementing or decrementing
     * in a format accepted by strtotime().
     * @param string $modify A date/time string. Valid formats are explained in <a href="http://www.php.net/manual/en/datetime.formats.php">Date and Time Formats</a>.
     * @return DateTime Returns the DateTime object for method chaining or FALSE on failure.
     * @link http://php.net/manual/en/datetime.modify.php
     */
    public function modify ($modify) {}

    /**
     * Adds an amount of days, months, years, hours, minutes and seconds to a DateTime object
     * @param DateInterval $interval
     * @return DateTime
     * @link http://php.net/manual/en/datetime.add.php
     */
    public function add (DateInterval $interval) {}

    /**
     * Subtracts an amount of days, months, years, hours, minutes and seconds from a DateTime object
     * @param DateInterval $interval
     * @return DateTime
     * @link http://php.net/manual/en/datetime.sub.php
     */
    public function sub (DateInterval $interval) {}

    /**
     * Get the TimeZone associated with the DateTime
     * @return DateTimeZone
     * @link http://php.net/manual/en/datetime.gettimezone.php
     */
    public function getTimezone () {}

    /**
     * Set the TimeZone associated with the DateTime
     * @param DateTimeZone $timezone
     * @return DateTime
     * @link http://php.net/manual/en/datetime.settimezone.php
     */
    public function setTimezone ($timezone) {}

    /**
     * Returns the timezone offset
     * @return int
     * @link http://php.net/manual/en/datetime.getoffset.php
     */
    public function getOffset () {}

    /**
     * Sets the current time of the DateTime object to a different time.
     * @param int $hour
     * @param int $minute
     * @param int $second
     * @return DateTime
     * @link http://php.net/manual/en/datetime.settime.php
     */
    public function setTime ($hour, $minute, $second=0) {}

    /**
     * Sets the current date of the DateTime object to a different date.
     * @param int $year
     * @param int $month
     * @param int $day
     * @return DateTime
     * @link http://php.net/manual/en/datetime.setdate.php
     */
    public function setDate ($year, $month, $day) {}

    /**
     * Set a date according to the ISO 8601 standard - using weeks and day offsets rather than specific dates.
     * @param int $year
     * @param int $week
     * @param int $day
     * @return DateTime
     * @link http://php.net/manual/en/datetime.setisodate.php
     */
    public function setISODate ($year, $week, $day=1) {}

    /**
     * Sets the date and time based on a Unix timestamp.
     * @param int $unixtimestamp
     * @return DateTime
     * @link http://php.net/manual/en/datetime.settimestamp.php
     */
    public function setTimestamp ($unixtimestamp) {}

    /**
     * Gets the Unix timestamp.
     * @return int
     * @link http://php.net/manual/en/datetime.gettimestamp.php
     */
    public function getTimestamp () {}

    /**
     * Returns the difference between two DateTime objects represented as a DateInterval.
     * @param DateTime $datetime2 The date to compare to.
     * @param boolean $absolute [optional] Whether to return absolute difference.
     * @return DateInterval|boolean The DateInterval object representing the difference between the two dates or FALSE on failure.
     * @link http://php.net/manual/en/datetime.diff.php
     */
    public function diff ($datetime2, $absolute = false) {}


    /**
     * Parse a string into a new DateTime object according to the specified format
     * @param string $format Format accepted by date().
     * @param string $time String representing the time.
     * @param DateTimeZone $timezone A DateTimeZone object representing the desired time zone.
     * @return DateTime
     * @link http://php.net/manual/en/datetime.createfromformat.php
     */
    public static function createFromFormat ($format, $time, DateTimeZone $timezone=null) {}

    /**
     * Returns an array of warnings and errors found while parsing a date/time string
     * @return array
     * @link http://php.net/manual/en/datetime.getlasterrors.php
     */
    public static function getLastErrors () {}

    /**
     * @param array $array
     * @link http://php.net/manual/en/datetime.set-state.php
     */
    public static function __set_state ($array) {}
}