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Delphi IntegerתΪbyte[]

ÔÚDelphiÖÐIntegerÕ¼ÓÃ4¸ö×Ö½Ú£¬ÏÖÔÚÔõô°ÑÒ»¸öIntegerת»»Îª³¤¶ÈΪ4µÄbyte[] ?
byte(x)  x:integer;


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var
  i:integer;
  buf:array[0..3] of byte;
begin
  move(i,buf[0],4);
end;


Type
  PbyteAry=^TbyteAry;
  TbyteAry=Array[0..3] of byte;
var b:TbyteAry;
    i:integer;
begin
  i:=1000;
  //·½·¨1
  move(i,b,SizeOf(TbyteAry));
  //·½·¨2
  b:=PbyteAry(@i)^;
  //showmessage(inttostr(Integer(b)));
end;

»¹¿ÉÒÔǰ³ÌRecordµÄÀ´ÊµÏÖ£º
Type
  TRec=Record
  case boolean of
    True:(Int:Integer);
    False:(ByteAry:Array[0..3] of byte);
  end;
var r:TRec;
begin
  r.Int:=1000;
  showmessage(inttostr(Integer(r.ByteAry)));
end;

var
  bb : array[0..3] of byte;
  a  :integer;

a := 5;
move(a,bb,4);

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