[Overview][Constants][Procedures and functions][Index] 
Return the first day of the week, given a date.
Source position: dateutil.inc line 166
function StartOfTheWeek( 
const AValue: TDateTime 
):TDateTime; 
AValue 

Day in the week. 
First day of the week, in TDateTime format.
StartOfTheWeek extracts the year and week parts of AValue and returns a TDateTime value with the date of the first day of that week as the StartOfAWeek function.

Return a day of the week, given a year, week and day in the week. 


Calculate a TDateTime value which represents the end of a week, given a date in that week. 


Return the last moment of day of the week, given a year and a week in the year. 


Return first date of month, given a year/month pair. 


Calculate a TDateTime value representing the last day of a year, given a date in that year. 


Calculate a TDateTime value representing the last day of a year 


Calculate a TDateTime value representing the last day of the month, given a day in that month. 


Calculate a TDateTime value representing the last day of the indicated month 
Program Example32; { This program demonstrates the StartOfTheWeek function } Uses SysUtils,DateUtils; Const Fmt = '"First day of this week : "dd mmmm yyyy'; Begin Writeln(FormatDateTime(Fmt,StartOfTheWeek(Today))); End.