Formato Stata. Whatever the reason format in the specific sense here refers in stata only to display format. But we cannot use them yet since these two functions require that the input be in date format.
Rather than 0 meaning 1960 1960 means 1960 and so 2006 also means 2006. Stata stores dates and times numerically in one of the eight sifs. The first integer w specifies the width of the format.
That is the input variable should also carry the information on day.
That is the input variable should also carry the information on day. Mdy takes three numeric arguments month day year and returns the corresponding elapsed date. Place the appropriate format on it and the 18 282 is displayed as 20jan2010 td. A stata date is simply a number but with the td format applied stata will interpret that number as number of days since january 1 1960 you can then use that number in a variety of ways.
