If you’re using Datepicker Date fields, I’ve written a plugin that makes this a lot easier and more intuitive for the user by enforcing this limit in the datepicker itself when they’re actually selecting the dates. It’s called GP Limit Dates:
If you’re using Datepicker Date fields, I’ve written a plugin that makes this a lot easier and more intuitive for the user by enforcing this limit in the datepicker itself when they’re actually selecting the dates. It’s called GP Limit Dates: