Represents the short names for days of the week.

wdays: array[1..7] of string  = ('Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri' , 'Sat');

wdays is a constant array that contains string values representing the 3-character name for days of the week. wdays can be accessed using subscripts in the range 1 through 7, where the value at position 1 is 'Sun'.