Code:

//Some Array-functions like in PHP.

type

ArrOfStr = array of string;

implementation

function explode(sPart, sInput: string): ArrOfStr;

begin

while Pos(sPart, sInput) <> 0 do

begin

   SetLength(Result, Length(Result) + 1);

   Result[Length(Result) - 1] := Copy(sInput, 0,Pos(sPart, sInput) - 1);

   Delete(sInput, 1,Pos(sPart, sInput));

end;

SetLength(Result, Length(Result) + 1);

Result[Length(Result) - 1] := sInput;

end;

function implode(sPart: string; arrInp: ArrOfStr): string;

var

i: Integer;

begin

if Length(arrInp) <= 1 then Result := arrInp[0]

else

begin

   for i := 0 to Length(arrInp) - 2 do Result := Result + arrInp[i] + sPart;

   Result := Result + arrInp[Length(arrInp) - 1];

end;

end;

procedure sort(arrInp: ArrOfStr);

var

slTmp: TStringList;

i: Integer;

begin

slTmp := TStringList.Create;

for i := 0 to Length(arrInp) - 1 do slTmp.Add(arrInp[i]);

slTmp.Sort;

for i := 0 to slTmp.Count - 1 do arrInp[i] := slTmp[i];

slTmp.Free;

end;

procedure rsort(arrInp: ArrOfStr);

var

slTmp: TStringList;

i: Integer;

begin

slTmp := TStringList.Create;

for i := 0 to Length(arrInp) - 1 do slTmp.Add(arrInp[i]);

slTmp.Sort;

for i := 0 to slTmp.Count - 1 do arrInp[slTmp.Count - 1 - i] := slTmp[i];

slTmp.Free;

end;