Delphi 获取本机 ip 机器名用户名

//取本机的 IP 地址

function ComputerLocalIP: string;
var
  ch: array[1..32] of char;
  wsData: TWSAData;
  myHost: PHostEnt;
  i: integer;
begin
  Result := '';
  if WSAstartup(2,wsData)<>0 then Exit; // can’t start winsock
  try
    if GetHostName(@ch[1],32)<>0 then Exit; // getHostName failed
  except
    Exit;
  end;
  myHost := GetHostByName(@ch[1]); // GetHostName error
  if myHost=nil then exit;
  for i:=1 to 4 do
  begin
    Result := Result + IntToStr(Ord(myHost.h_addr^[i-1]));
    if i<4 then
      Result := Result + '.';
  end;
end;

//取本机的计算机名

{ ComputerName }

function ComputerName: string;
var
  FStr: PChar;
  FSize: Cardinal;
begin
  FSize := 255;
  GetMem(FStr, FSize);
  Windows.GetComputerName(FStr, FSize);
  Result := FStr;
  FreeMem(FStr);
end;

//取Windows登录用户名

{ WinUserName }

function WinUserName: string;
var
  FStr: PChar;
  FSize: Cardinal;
begin
  FSize := 255;
  GetMem(FStr, FSize);
  GetUserName(FStr, FSize);
  Result := FStr;
  FreeMem(FStr);
end;

//取本机的 IP 地址

function ComputerLocalIP: string;

var

ch: array[1..32] of char;

wsData: TWSAData;

myHost: PHostEnt;

i: integer;

begin

Result := '';

if WSAstartup(2,wsData)<>0 then Exit; // can’t start winsock

try

if GetHostName(@ch[1],32)<>0 then Exit; // getHostName failed

except

Exit;

end;

myHost := GetHostByName(@ch[1]); // GetHostName error

if myHost=nil then exit;

for i:=1 to 4 do

begin

Result := Result + IntToStr(Ord(myHost.h_addr^[i-1]));

if i<4 then

Result := Result + '.';

end;

//取本机的计算机名

{ ComputerName }

function ComputerName: string;

var

FStr: PChar;

FSize: Cardinal;

begin

FSize := 255;

GetMem(FStr, FSize);

Windows.GetComputerName(FStr, FSize);

Result := FStr;

FreeMem(FStr);

end;

//取Windows登录用户名

{ WinUserName }

function WinUserName: string;

var

FStr: PChar;

FSize: Cardinal;

begin

FSize := 255;

GetMem(FStr, FSize);

GetUserName(FStr, FSize);

Result := FStr;

FreeMem(FStr);

end;

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Delphi 获取本机 ip 机器名用户名

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