FPDoc Onlineexperiment

MinuteSpan function

In unit DateUtils

Calculate the approximate number of minutes between two TDateTime values.

Declaration

pascal

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

Example: `ex68`

pascal

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.

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.