Delphi Basics : DayOfTheMonth command

DelphiBasics

DayOfTheMonth
Function

Gives day of month index for a TDateTime value (ISO 8601)

DateUtils unit

function DayOfTheMonth(const Date TDateTime):Word;

Description

The DayOfTheMonth function returns an index number for the day of the month.

Depending on the year and month, the value is in the range 1..31

Related commands

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)
DayOfWeek		Gives day of week index for a TDateTime value
MonthOfTheYear		Gives the month of the year for a TDateTime value

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Example code : Show the day of the month for a TDateTime variable

var
  myDate : TDateTime;

begin
  myDate := EncodeDate(2002, 12, 31);
  ShowMessage('The day of the month = '+IntToStr(DayOfTheMonth(myDate)));
end;

Show full unit code

The day of the month = 31