[Overview][Constants][Procedures and functions][Index] |
Return a day of the week, given a year, week and day in the week.
Source position: dateutil.inc line 168
function StartOfAWeek( |
const AYear: Word; |
const AWeekOfYear: Word; |
const ADayOfWeek: Word |
):TDateTime; |
const AYear: Word; |
const AWeekOfYear: Word |
):TDateTime; |
AYear |
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Year |
AWeekOfYear |
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Week in the year |
ADayOfWeek |
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Day in the week (default 1) |
First day of the given week, in TDateTime format.
AYear |
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Year |
AWeekOfYear |
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Week in the year |
StartOfAWeek returns a TDateTime value with the date of the indicated day of the week indicated by the AYear, AWeek, ADayOfWeek values.
The default value for ADayOfWeek is 1.
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Return the first day of the week, given a date. |
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Calculate a TDateTime value which represents the end of a week, given a date in that week. |
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Return the last moment of day of the week, given a year and a week in the year. |
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Return first date of month, given a year/month pair. |
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Calculate a TDateTime value representing the last day of a year, given a date in that year. |
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Calculate a TDateTime value representing the last day of a year |
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Calculate a TDateTime value representing the last day of the month, given a day in that month. |
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Calculate a TDateTime value representing the last day of the indicated month |
Program Example34; { This program demonstrates the StartOfAWeek function } Uses SysUtils,DateUtils; Const Fmt = '"First day of this week : "dd mmmm yyyy hh:nn:ss'; Fmt2 = '"Second day of this week : "dd mmmm yyyy hh:nn:ss'; Var Y,W : Word; Begin Y:=YearOf(Today); W:=WeekOf(Today); Writeln(FormatDateTime(Fmt,StartOfAWeek(Y,W))); Writeln(FormatDateTime(Fmt2,StartOfAWeek(Y,W,2))); End.