Function x(s;string;index:integer;sp:char):String;
var
i,ipos,temppos,len:integer;
begin
i:=1;
ipos:=0;
temppos:=1;
len:=length(s);
while i<len do
begin
if s[i]=sp then
begin
inc(ipos);
if ipos=index then
begin
result:=copy(s,tempos,i-tempos);
break;
end;
temppos:=i;
end;
inc(i);
end;
end;
type
TSplitArray=array of string;
PSplitArray=^TSplitArray;
TSplit=class(TStringList)
public
function Split(str:string;Delimiter:string):TSplitArray;
function SplitStr(str:string;Delimiter:string):TSplitArray;
end;
{ TSplit }
function TSplit.Split(str, Delimiter: string): TSplitArray;
var
i:integer;
begin
if length(Delimiter)>0 then
self.Delimiter := Delimiter[1]
else
self.Delimiter := char(pchar(''));
self.DelimitedText := str;
setLength(result,count);
for i := 0 to count - 1 do
begin
result[i] := Strings[i];
end;
end;
function TSplit.SplitStr(str, Delimiter: string): TSplitArray;
var
temp:string;
i:integer;
ArraySize:integer;
begin
temp := str;
ArraySize := 0;
while pos(Delimiter,temp) > 0 do
begin
inc(ArraySize);
setLength(result,ArraySize);
result[high(result)] := copy(temp,1,pos(Delimiter,temp)-1);
System.delete(temp,1,pos(Delimiter,temp)+length(Delimiter)-1);
end;
if temp<>'' then
begin
inc(ArraySize);
setLength(result,ArraySize);
result[high(result)] := temp;
end;
end;
procedure TForm1.BitBtn3Click(Sender: TObject);
var
SplitArray:TSplitArray;
split:TSplit;
i:integer;
begin
split := TSplit.Create;
SplitArray := split.Split('I,am,a,boy!',',');
for i := low(SplitArray) to high(SplitArray) do
showmessage(SplitArray[i]);
SplitArray := split.SplitStr('I,,am,,a,,boy!',',,');
for i := low(SplitArray) to high(SplitArray) do
showmessage(SplitArray[i]);
split.Free;
end;
procedure TForm1.Button1Click(Sender: TObject);
const
constr :String = '中文|english|123456||';
var
strs :TStrings;
i :Integer;
begin
strs := TStringList.Create;
strs.Delimiter := '|';
strs.DelimitedText := constr;
for i := 0 to Strs.Count-1 do
ShowMessage(Strs[i]);
end;
end;