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¡¾×ª¡¿delphi¶ÁдtxtÎļþ

http://meidi152.blog.163.com/blog/static/5423302009610103610744/
 
1. memo¿Ø¼þ¶ÁÈ¡txt
memo1.Lines.LoadfromFile('E:\*\*.txt');
2.
Procedure NewTxt(FileName:String);
Var
F : Textfile;
Begin
if fileExists(FileName) then DeleteFile(FileName); {¿´ÎļþÊÇ·ñ´æÔÚ,ÔÚ¾Í刪³ý}
AssignFile(F, FileName); {½«ÎļþÃûÓë±äÁ¿ F ¹ØÁª}
ReWrite(F); {´´½¨Ò»¸öеÄÎļþ²¢ÃüÃûΪ ek.txt}
Writeln(F, '½«ÄúҪдÈëµÄÎı¾Ð´Èëµ½Ò»¸ö .txt Îļþ');
Closefile(F); {¹Ø±ÕÎļþ F}
End;
Procedure OpenTxt(FileName:String);
Var
F : Textfile;
Begin
AssignFile(F,FileName); {½«ÎļþÃûÓë±äÁ¿ F ¹ØÁª}
Append(F); {ÒԱ༭·½Ê½´ò¿ªÎļþ F }
Writeln(F, '½«ÄúҪдÈëµÄÎı¾Ð´Èëµ½Ò»¸ö .txt Îļþ');
Closefile(F); {¹Ø±ÕÎļþ F}
End;
Procedure ReadTxt(FileName:String);
Var
F : Textfile;
str : String;
Begin
AssignFile(F, FileName); {½«ÎļþÃûÓë±äÁ¿ F ¹ØÁª}
Reset(F); {´ò¿ª²¢¶ÁÈ¡Îļþ F }
Readln(F, str);
ShowMessage('ÎļþÓÐ:' +str + 'ÐС£');
Closefile(F); {¹Ø±ÕÎļþ F}
End;
procedure TForm1.Button1Click(Sender: TObject);
begin
NewTxt;
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
OpenTxt;
end;
procedure TForm1.Button3Click(Sender: TObject);
begin
ReadTxt;
end;
------------------------------------------------------------------
Procedure AppendTxt(Str:String;FileName:String);
Var
   F:Textfile;
Begin
AssignFile(F, FileName);
Append(F);
Writeln(F, Str);
Closefile(F);
End;
3.Delphi ÓÃÁ÷À´¶ÁÈ¡TXTÎļþ
TXTÎı¾ÎļþÊÇÒ»ÖÖÒÔACSIIÂð´æ´¢Êý¾ÝµÄÎļþ¡£ÔÚTXTÎļþÖÐÖ»Äܹ»´æ´¢Ò»Ð©×Ö·ûÊý¾Ý£¬ËùÒÔÕâÖÖÎļþµÄÒÆÖ²ÐÔºÍͨÓÃÐÔºÜÇ¿£¬¾ßÓнϸߵÄÒ×ÓÃÐÔ£¬²¢ÇÒ ±»¹ã·ºÓ¦Óã¬ËùÒÔDelphi¶Ô¸ÃÀàÐÍÎļþÌṩÁ˽ϺõÄÖ§³Ö¡£Ä¿Ç°ÔÚInternetÉÏ×îΪÁ÷ÐеÄXMLÎļþÒ²ÊÇÒ»ÖÖÎı¾Îļþ¡£TXTÎı¾ÎļþµÄ²Ù×÷·Ç³£ ¼òµ¥£¬¾ßÌå²Ù×÷¹ý³ÌÈçÏ£º
1£®Ê×ÏÈÒªÉùÃ÷Ò»¸öTextFileÀàÐ͵ĵÄÎļþÖ¸Õë¡£È磺var MyFile:TEXTFile¡£
2£®È»ºóʹÓÃAssignFile·½·¨½«ÉùÃ÷µÄÎļþÖ¸ÕëÓëÍⲿTXTÎļþÏà¹ØÁª¡£AssignFile (FileName ) £»FileName ¼È¿ÉÒÔÊÇȫ·¾¶Ãû,Ò²¿ÉÒÔ½öÊÇÎļþÃû¡£¶ÔÓÚºóÕßϵͳ½«ÔÚµ±Ç°Ä¿Â¼Ï²éÕÒ¡£
3£®³õʼ»¯¶ÁдÓÐÈýÖÖ·½Ê½: ResetΪ¶Á´ò¿ªÎļþ²¢°ÑÎÄ


Ïà¹ØÎĵµ£º

ÓÃDelphi¿ª·¢JNI(Java+Native+Interface)Ó¦ÓÃ

JNI(Java+Native+Interface£¬Java±¾µØ½Ó¿Ú)¼¼Êõ´ó¼Ò¶¼²»Ä°Éú£¬Ëü¿ÉÒÔ°ïÖú½â¾öJava·ÃÎʵײãÓ²¼þµÄ¾ÖÏÞºÍÖ´ÐÐЧÂʵÄÌá¸ß¡£¹ØÓÚJNIµÄ¿ª·¢£¬´ó¶àÊý×ÊÁÏÌÖÂ۵ͼÊÇÈçºÎÓÃC/C++ÓïÑÔ¿ª·¢JNI£¬ÉõÖÁÓÚJDKÒ²ÌṩÁËÒ»¸öjavah¹¤¾ßÀ´×Ô¶¯Éú³ÉCÓïÑÔ³ÌÐò¿ò¼Ü¡£µ«ÊÇ£¬¶ÔÓÚ¹ã´óµÄDelphi³ÌÐòÔ±À´Ëµ£¬ÄѵÀ¾Í²»ÄÜÓÃ×Ô¼ºÏ²°®µÄDelphiÓëJava»¥Í¨Ïû ......

delphi code

http://hi.baidu.com/rainbow_chaser/blog/item/7eb5f001c0d864e508fa93ac.html
1.·ÀֹˢÐÂʱÉÁ˸µÄÖÕ¼«½â¾ö°ì·¨
{ ·ÀֹˢÐÂʱÉÁ˸µÄÖÕ¼«½â¾ö°ì·¨(¶Ô¸¶Ë«»º³åÎÞЧʱ) }
Perform($000B, 0, 0); //ËøÆÁÄ» ·ÀÖ¹ÉÁ˸
// ×öһЩ»á·¢ÉúÑÏÖØÉÁ˸µÄÊÂÇé..
//½âËøÆÁÄ»²¢ÖØ»­
Perform($000B, 1, 0);
RedrawWindow(Handle, nil, ......

delphiÔõÑùʵÏÖÔ¶³Ì¿ØÖÆ(ת)

½«Ô¶³Ì¿ØÖÆÓ¦ÓÃÓÚ½ÌѧÖУ¬ÒѳÉΪĿǰ¼ÆËã»ú»¯½ÌѧµÄÖØÒªÊֶΡ£Ò»¶¨ÓкܶàµÄÍø³æÏëÁ˽âÕâÖÖÍøÂç½Ìѧ·½Ê½µÄ±à³ÌÔ­Àí°É¡£ÔÚ´ËÎÒÃǾÍÒÔÒ»¸ö¼òµ¥µÄÔ¶³Ì¿ØÖƳÌÐò×÷ΪʾÀý£¬ËµÃ÷ÕâÖÖÍøÂç±à³ÌµÄ»ù±¾Ô­Àí¡£±¾³ÌÐòÒÔDelphi±à³ÌΪÀý¡£
¡¡¡¡Æäʵ¸Ã³ÌÐòµÄ¹¤×÷»úÖÆºÜ¼òµ¥£¬Êܿط½ÔËÐÐÒ»¸ö³ÌÐò£¬ÓÃÓÚÕìÌý¶Ë¿Ú²¢½ÓÊÕÊý¾Ý°ü£¬¶øÖ÷¿Ø·½Í¨¹ý¶ ......

Delphi ¹Ø¼ü×ÖÏê½â

Delphi ¹Ø¼ü×ÖÏê½â---absolute//ËüʹµÃÄãÄܹ»´´½¨Ò»¸öбäÁ¿, ²¢ÇҸñäÁ¿µÄÆðʼµØÖ·ÓëÁíÒ»¸ö±äÁ¿Ïàͬ.
var
Str: string[32];
StrLen: Byte absolute Str;
//Õâ¸öÉùÃ÷Ö¸¶¨Á˱äÁ¿StrLenÆðʼµØÖ·ÓëStrÏàͬ.
//ÓÉÓÚ×Ö·û´®µÄµÚ0¸öλÖñ£´æÁË×Ö·û´®µÄ³¤¶È, ËùÒÔStrLenµÄÖµ¼´×Ö·û´®³¤¶È.
begin
Str := 'abc';
Edit ......

delphi dll ʵÀý Óë dll´°ÌåʵÀý

delphi dll ʵÀý Óë dll´°ÌåʵÀý
±¾¶¯Ì¬Á´½Ó¿â·½·¨ÓÐ
Min,Max,SynAPP,ShowForm,showmyform
dll¹¤³ÌÎļþ
Library Project1;
uses
  dllUnit1 in 'dllUnit1.pas' {Form1};
function Min(X, Y: Integer): Integer; export;
begin
if X < Y then Min := X else Min := Y;
end;
function Max(X, Y: Integer): ......
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