Duration (iso8601duration)

The amount of intervening time in a time interval and are represented by the format P[n]Y[n]M[n]DT[n]H[n]M[n]S or P[n]W as shown on the aside


Type	pattern , related to duration
Sources	wikipedia https://en.wikipedia.org/wiki/ISO_8601#Durations
Categories	datetime (Date and time)
Languages	common (Common to most languages)
Examples	P3Y6M4DT12H30M5S (Three years, six months, four days, twelve hours, thirty minutes, and five seconds)