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procedure CopyFile(fromFileName,ToFileName:string);
var
f1,f2:file;
Begin
AssignFile(f1,fromFileName); file://Ö¸¶¨Ô´ÎļþÃû
AssignFile(f2,ToFileName); file://Ö¸¶¨Ä¿±êÎļþÃû
Reset(f1);
Try
Rewrite(f2);
Try
If Lzcopy(TfileRec(f1).handle,TfileRec(f2).Handle)<0
Then
Raise EinoutError.creat('Îļþ¸´ÖÆ´íÎó')
Finally
CloseFile(f2); file://¹Ø±Õ f2
End;
Finally
Until length(sLine)<=0;
End;
End;
2.ÎļþÁ÷
procedure copyfile;
var f1,f2: tfilestream ;
begin
f1:=Tfilestream.Create(sourcefilename,fmopenread);
try
f2:=Tfilestream.Create(targetfilename,fmopenwrite or fmcreate);
try
f2.Copyfrom(f1,f1.size);
finally
f2.Free;
end;
finally
f1.Free;
end;
end;
3£®ÀûÓÃÄÚ´æ¿é¶ÁдbufferʵÏÖ
Procudure FileCopy(const fromfile,Tofile:string);
Var
F1,F2:file;
NumRead,Numwritten:word;
Buf:array [1..2048] of char;
Begin
AssignFile(F1,fromfile);
Reset(F1,1);
AssignFile(F2,Tofile);
Rewrite(F2,1);
Repeat
BlockRead(F1,buf,sizeof(buf),NumRead);
BlockWrite(F2,buf,Numread,NumWritten);
Until (NumRead=0) or (NumWritten<>NumRead);
CloseFile(F1);
CloseFile(F2);
End;
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