Test case for xforms:dayTimeDuration datatype 5.2.3.a dayTimeDuration datatype You should see a message "You entered a valid dayTimeDuration" after you enter in a valid dayTimeDuration datatype (i.e. "P5DT3H4M2S" for 5 days, 3 hours, 4 minutes, and 2 seconds). Length of rental car lease (dayTimeDuration) You entered a valid dayTimeDuration.