We have some date fields in our metabox and just realised it is possible to enter and save random numbers in the field. Is there some built-in way to enable validation and disallow the entry of dates in the wrong format?
Here’s how we are defining one of the affected date fields.
array ( 'id' => 'availability_start', 'type' => 'date', 'format'=>'mm/dd/yy', 'name' => 'Available From', 'desc' => 'Will be available starting on this date.', ),
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