[Overview][Constants][Procedures and functions][Index] | Reference for unit 'dateutils' (#rtl)

# MinuteSpan

Calculate the approximate number of minutes between two DateTime values.

## Declaration

Source position: dateutil.inc line 275

`function MinuteSpan(`
`const ANow: TDateTime;`
`const AThen: TDateTime`
`):Double;`

## Arguments

`ANow` |  | First moment in time
`AThen` |  | Second moment in time

## Function result

Number (fractions included) of minutes between ANow and AThen

## Description

MinuteSpan returns the number of minutes between ANow and AThen, including any fractional parts of a minute.

## See also

YearSpan |  | Calculate the approximate number of years between two DateTime values.
MonthSpan |  | Calculate the approximate number of months between two DateTime values.
WeekSpan |  | Calculate the approximate number of weeks between two DateTime values.
DaySpan |  | Calculate the approximate number of days between two DateTime values.
HourSpan |  | Calculate the approximate number of hours between two DateTime values.
SecondSpan |  | Calculate the approximate number of seconds between two DateTime values.
MilliSecondSpan |  | Calculate the approximate number of milliseconds between two DateTime values.
MinutesBetween |  | Calculate the number of whole minutes between two DateTime values.

## Example

    Program Example68;

    { This program demonstrates the MinuteSpan function }

    Uses SysUtils,DateUtils;

    Procedure Test(ANow,AThen : TDateTime);

    begin
     Write('Number of minutes between ');
     Write(TimeToStr(AThen),' and ',TimeToStr(ANow));
     Writeln(' : ',MinuteSpan(ANow,AThen));
    end;

    Var
      D1,D2 : TDateTime;

    Begin
      D1:=Now;
      D2:=D1-(59*OneSecond);
      Test(D1,D2);
      D2:=D1-(61*OneSecond);
      Test(D1,D2);
      D2:=D1-(122*OneSecond);
      Test(D1,D2);
      D2:=D1-(306*OneSecond);
      Test(D1,D2);
      D2:=D1-(5.4*OneMinute);
      Test(D1,D2);
      D2:=D1-(2.5*OneMinute);
      Test(D1,D2);
    End.

Documentation generated on: Feb 26 2014