Description |
The DayOfWeek function returns an index number for the day of the week :
1 | = Sunday |
2 | = Monday |
3 | = Tuesday |
4 | = Wednesday |
5 | = Thursday |
6 | = Friday |
7 | = Saturday |
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| Notes | Warning : This is NOT ISO 8601 compliant.
DayOfTheWeek is ISO 8601 compliant, and uses Monday as the start of the week.
| | Related commands | DayOfTheMonth | | Gives day of month index for a TDateTime value (ISO 8601) | DayOfTheWeek | | Gives day of week index for a TDateTime value (ISO 8601) | DayOfTheYear | | Gives the day of the year for a TDateTime value (ISO 8601) | MonthOfTheYear | | Gives the month of the year for a TDateTime value |
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Example code : Show the day of the week for Christmas 2002 | var
myDate : TDateTime;
day : string;
begin
myDate := EncodeDate(2002, 12, 31);
day := LongDayNames[DayOfWeek(myDate)];
ShowMessage('Christmas day 2002 is on a '+day);
end;
| Show full unit code | Christmas day 2002 is on a Tuesday |
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