| [Overview][Constants][Procedures and functions][Index] |
Return first date of month, given a year/month pair.
Source position: dateutil.inc line 145
function StartOfAMonth( |
const AYear: Word; |
const AMonth: Word |
):TDateTime; |
AYear |
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A year. |
AMonth |
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Month in the year. |
First day of the month AMonth in AYear
StartOfAMonth e returns a TDateTime value with the date of the first day of the month indicated by the AYear, AMonth pair.
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Calculate the first day of the month, given a date in that month. |
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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 |
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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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Return a day of the week, given a year, week and day in the week. |
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Return the first day of the week, given a date. |
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.