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Program Example53;
{ This program demonstrates the WithinPastSeconds function }
Uses SysUtils,DateUtils;
Procedure Test(ANow,AThen : TDateTime; ASeconds : Integer);
begin
Write(DateTimeToStr(AThen),' and ',DateTimeToStr(ANow));
Write(' are within ',ASeconds,' seconds: ');
Writeln(WithinPastSeconds(ANow,AThen,ASeconds));
end;
Var
D1,D2 : TDateTime;
Begin
D1:=Now;
D2:=D1-(999*OneMilliSecond);
Test(D1,D2,1);
D2:=D1-(1001*OneMilliSecond);
Test(D1,D2,1);
D2:=D1-(2001*OneMilliSecond);
Test(D1,D2,1);
D2:=D1-(5001*OneMilliSecond);
Test(D1,D2,5);
D2:=D1-(5.4*OneSecond);
Test(D1,D2,5);
D2:=D1-(2.5*OneSecond);
Test(D1,D2,1);
Test(D1,D2,2);
Test(D1,D2,3);
End.
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