StartOfAMonth
Return first date of month, given a year/month pair.
Declaration
Source position: dateutil.inc line 145
function StartOfAMonth(const AYear: Word; const AMonth: Word)
: TDateTime;
Description
StartOfAMonth e returns a TDateTime value with the date of the first day of the month indicated by the AYear, AMonth pair.
See also
| Name | Description |
|---|---|
| EndOfAMonth | Calculate a TDateTime value representing the last day of the indicated month |
| EndOfAYear | Calculate a TDateTime value representing the last day of a year |
| EndOfTheMonth | Calculate a TDateTime value representing the last day of the month, given a day in that month. |
| EndOfTheYear | Calculate a TDateTime value representing the last day of a year, given a date in that year. |
| StartOfAWeek | Return a day of the week, given a year, week and day in the week. |
| StartOfTheMonth | Calculate the first day of the month, given a date in that month. |
| StartOfTheWeek | Return the first day of the week, given a date. |
Example
Program Example30;
{ This program demonstrates the StartOfAMonth function }
Uses SysUtils,DateUtils;
Const
Fmt = '"First day of this month : "dd mmmm yyyy';
Var
Y,M : Word;
Begin
Y:=YearOf(Today);
M:=MonthOf(Today);
Writeln(FormatDateTime(Fmt,StartOfAMonth(Y,M)));
End.