a:array[1..10]ofchar; b:array[1..10]ofbyte; 转换:1.string到 PChar p:=PChar(s);2. PChar 到strings:=p;3. PChar 到arrayStrCopy(@a,p);4.array到 PChar p:=PChar(@a);5.string到arrayofchar p:=PChar(s); StrCopy(@a,p);6.string到arrayofbyte (未验证) s:='hello'; SetLe...
1vars:string;2pc:pchar;3pb:pbyte;4ac:array[1..100]ofchar;5ab:array[1..100]ofbyte;6i:integer;7begin8s:='this is a test';9pc:=pchar(s); //string->pchar10pb:=pbyte(pc); //pchar->pbyte11fori:=1tolength(s)do12begin13ac[i]:=s[i]; //string->arraryofchar14ab[i]:=by...
var s:string;ab:array of byte;i:integer;begin s:='this is a test';SetLength(ab,Length(s)...
RsltStream.ReadBuffer(picBuffer,RsltStream.Size); //静态数组中picBuffer 和picBuffer[0] 的指针是相同的 end; procedure TForm1.Button1Click(Sender: TObject); var RsltStream: TMemoryStream; picBuffer: TBytes; //array of byte begin RsltStream := TMemoryStream.Create; RsltStream.LoadFromFile('e:\...
以下为示例代码：procedure TForm1.Button1Click(Sender: TObject);var s:string; ab:array of byte; i:integer;begin s:='this is a test'; SetLength(ab,Length(s)); for i:=1 to length(s) do ab[i]:=byte(s[i]);end;
IntRec = packed record case Integer of 0: (Int: Integer);1: (Bytes: array [0..3] of Byte);end;var intValue : IntRec;intValue.Int := 123123;intValue.Bytes 就是你想要的。intValue.Bytes[0],intValue.Bytes[1],intValue.Bytes[2],intValue.Bytes[3]...
bs: array[0..3] of Byte; P: PInteger; begin bs[0] := $CC; bs[1] := $DD; bs[2] := $EE; bs[3] := $FF; P := @bs; ShowMessageFmt('%x', [P^]); //FFEEDDCC 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11.
delphi中String,PChar,PByte,Array of Char,Array of Byte 转换 vars:string; pc:pchar; pb:pbyte; ac:array[1..100] of char; ab:array[1..100] of byte; i:integer; begin s:='this is a test'; pc:=pchar(s); //string->pchar ...
delphi(57) 在应用中发现静态数组和动态数组是有区别的: procedure TForm1.Button1Click(Sender: TObject); var RsltStream: TMemoryStream; picBuffer: TByteArray; begin RsltStream := TMemoryStream.Create; RsltStream.LoadFromFile('e:\pic.txt'); ...
procedure TForm1.Button1Click(Sender: TObject);var sTemp: PChar; sStr: string; Buffer: array of byte;begin sTemp12345'; CopyMemory(@Buffer, sTemp,3); SetLength(sStr, 2); CopyMemory(PChar(sStr), @Buffer, 2); ShowMessage(sStr);end; 查看更多答案>> ...