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Program Example57;
{ This program demonstrates the WeekSpan function }
Uses SysUtils,DateUtils;
Procedure Test(ANow,AThen : TDateTime);
begin
Write('Number of weeks between ');
Write(DateToStr(AThen),' and ',DateToStr(ANow));
Writeln(' : ',WeekSpan(ANow,AThen));
end;
Var
D1,D2 : TDateTime;
Begin
D1:=Today;
D2:=Today-7;
Test(D1,D2);
D2:=Today-8;
Test(D1,D2);
D2:=Today-14;
Test(D1,D2);
D2:=Today-35;
Test(D1,D2);
D2:=Today-36;
Test(D1,D2);
D2:=Today-17;
Test(D1,D2);
End.
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