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<?php |
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namespace Helix\DB\Fluent\DateTime; |
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use Helix\DB\Fluent\DateTime; |
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use Helix\DB\Fluent\Num; |
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/** |
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* Date-time diffing. |
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*/ |
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trait DateTimeDiffTrait |
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{ |
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use DateTimeFormatTrait; |
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/** |
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* Date-time difference (`$x - $this`) in fractional days elapsed. |
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* |
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* @param null|DateTime $x Defaults to the current time. |
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* @return Num |
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*/ |
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public function diffDays(DateTime $x = null) |
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{ |
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return ($x ?? DateTime::now($this->db))->julian()->sub($this->julian()); |
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} |
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/** |
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* Date-time difference (`$x - $this`) in fractional hours elapsed. |
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* |
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* @param null|DateTime $x Defaults to the current time. |
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* @return Num |
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*/ |
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public function diffHours(DateTime $x = null) |
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{ |
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return $this->diffDays($x)->mul(24); |
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} |
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/** |
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* Date-time difference (`$x - $this`) in fractional minutes elapsed. |
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* |
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* @param null|DateTime $x Defaults to the current time. |
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* @return Num |
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*/ |
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public function diffMinutes(DateTime $x = null) |
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{ |
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return $this->diffDays($x)->mul(24 * 60); |
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} |
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/** |
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* Date-time difference (`$x - $this`) in fractional months elapsed. |
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* |
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* @param null|DateTime $x Defaults to the current time. |
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* @return Num |
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*/ |
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public function diffMonths(DateTime $x = null) |
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{ |
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return $this->diffDays($x)->div(365.2425 / 12); |
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} |
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/** |
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* Date-time difference (`$x - $this`) in fractional seconds elapsed. |
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* |
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* @param null|DateTime $x Defaults to the current time. |
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* @return Num |
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*/ |
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public function diffSeconds(DateTime $x = null) |
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{ |
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return $this->diffDays($x)->mul(24 * 60 * 60); |
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} |
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/** |
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* Date-time difference (`$x - $this`) in fractional years elapsed. |
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* |
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* @param null|DateTime $x Defaults to the current time. |
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* @return Num |
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*/ |
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public function diffYears(DateTime $x = null) |
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{ |
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return $this->diffDays($x)->div(365.2425); |
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} |
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} |
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hfw /
db
