The following date format codes can be parsed, but are not actually used to set the date:
D A short textual representation of the day of the week Mon to Sun
l A full textual representation of the day of the week Sunday to Saturday
N ISO-8601 numeric representation of the day of the week 1 (for Monday) through 7 (for Sunday)
S English ordinal suffix for the day of the month, 2 characters st, nd, rd or th. Works well with j
w Numeric representation of the day of the week 0 (for Sunday) to 6 (for Saturday)
W ISO-8601 week number of year, weeks starting on Monday 01 to 53
t Number of days in the given month 28 to 31
L Whether it's a leap year 1 if it is a leap year, 0 otherwise.
T Timezone abbreviation of the machine running the code Examples: EST, MDT, PDT ...