Add minimal date which calculated automaticly for input (in Example -75 years from current day)

AutomaticMinDate

// Add minimal value for date input

			 var date = new Date();

        var currentYear = date.getFullYear();
        var currentMonth = ('0' + (date.getMonth() + 1).toString()).slice(-2);
        var currentDay = ('0' + (date.getDate()).toString()).slice(-2);
			
				var minDate = currentYear-75 + "-" + currentMonth + "-" + currentDay;
				
				$(".date-input").prop('min', minDate);