add_filter('acf/load_value/name=start_date', 'delete_old_courses_by_date');
function delete_old_courses_by_date($rows, $post_id, $field) {
if (!is_array($value) || !count($value)) {
return $value;
}
// get the current date
$now = date("Ymd");
// set up a new array to hold the values we keep
$new_value = array();
foreach ($rows as $row) {
// the php strtotime() function could fail depending on
// the return format of the date/time fields
// this requires a valid date/time format as documented here
// http://php.net/manual/en/datetime.formats.php
// if this does not work I probably won't be much help figuring
// our how to covert your return value to something usable
$start = date("Ymd", strtotime(get_sub_field('start_date')));
if ($start > $now) {
$new_value[] = $row;
}
}
return $new_value;
}
Look at this code. Can you figure out what is wrong with it.
The fields look like this in admin
ScreenShot
