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[WordPress] Find The Difference in Dates Using PHP (and WordPress)
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<?php | |
/** | |
* Determines the number of years that exist between the specified | |
* event custom post type and today's date. | |
* | |
* @access private | |
* @param WP_Post $event A custom post type representing an event. | |
* @return string $years The difference in years. | |
*/ | |
private function get_difference_in_dates( $event ) { | |
// If the post_date is empty, why are we here? | |
if ( empty( $event['post_date'] ) { | |
return; | |
} | |
// Get the date for the start of the event and te | |
$start = date( 'n/j/Y', strtotime( $event['post_date'] ) ); | |
$today = date( 'n/j/Y' ); | |
// Get the date for the start of the event and today's date. | |
$start = new \DateTime( $start ); | |
$end = new \DateTime( $today ); | |
// Now find the difference in years. | |
$difference = $start->diff( $end ); | |
$years = $difference->y; | |
// If the difference is less than one, we'll return a string of "< 1". | |
$years = ( 1 > $years ) ? | |
'< 1' : | |
(string)$years; | |
return $years; | |
} |
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