c       Displays the date using the format given by the ShortDateFormat
        global variable, followed by the time using the format given by
        the LongTimeFormat global variable. The time is not displayed if
        the fractional part of the DateTime value is zero.

d       Displays the day as a number without a leading zero (1-31).

dd      Displays the day as a number with a leading zero (01-31).

ddd     Displays the day as an abbreviation (Sun-Sat) using the strings
        given by the ShortDayNames global variable.

dddd    Displays the day as a full name (Sunday-Saturday) using the
        strings given by the LongDayNames global variable.

ddddd   Displays the date using the format given by the ShortDateFormat
        global variable.

dddddd  Displays the date using the format given by the LongDateFormat
        global variable.

m       Displays the month as a number without a leading zero (1-12). If
        the m specifier immediately follows an h or hh specifier, the
        minute rather than the month is displayed.

mm      Displays the month as a number with a leading zero (01-12). If
        the mm specifier immediately follows an h or hh specifier, the
        minute rather than the month is displayed.

mmm     Displays the month as an abbreviation (Jan-Dec) using the strings
        given by the ShortMonthNames global variable.

mmmm    Displays the month as a full name (January-December) using the
        strings given by the LongMonthNames global variable.

yy      Displays the year as a two-digit number (00-99).

yyyy    Displays the year as a four-digit number (0000-9999).

h       Displays the hour without a leading zero (0-23).

hh      Displays the hour with a leading zero (00-23).

n       Displays the minute without a leading zero (0-59).

nn      Displays the minute with a leading zero (00-59).

s       Displays the second without a leading zero (0-59).

ss      Displays the second with a leading zero (00-59).

z       Displays the millisecond without a leading zero (0-999).

zzz     Displays the millisecond with a leading zero (000-999).

t       Displays the time using the format given by the ShortTimeFormat
        global variable.

tt      Displays the time using the format given by the LongTimeFormat
        global variable.

am/pm   Uses the 12-hour clock for the preceding h or hh specifier, and
        displays 'am' for any hour before noon, and 'pm' for any hour
        after noon. The am/pm specifier can use lower, upper, or mixed
        case, and the result is displayed accordingly.

a/p     Uses the 12-hour clock for the preceding h or hh specifier, and
        displays 'a' for any hour before noon, and 'p' for any hour after
        noon. The a/p specifier can use lower, upper, or mixed case, and
        the result is displayed accordingly.

ampm    Uses the 12-hour clock for the preceding h or hh specifier, and
        displays the contents of the TimeAMString global variable for any
        hour before noon, and the contents of the TimePMString global
        variable for any hour after noon.

/       Displays the date separator character given by the DateSeparator
        global variable.

:       Displays the time separator character given by the TimeSeparator
        global variable.

'xx'/"xx" Characters enclosed in single or double quotes are displayed
        as-is, and do not affect formatting.

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