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function FindText1(P,T : PAnsiChar; PLen,TLen : Integer; var SelStart,SelEnd : Integer): Boolean;
var
    PCur,TCur : Integer;
begin
    result:=false;
    for TCur:=SelStart to TLen-PLen do
    begin
        for PCur:=0 to PLen-1 do
            if P[PCur]<>T[TCur+PCur] then break;
        if PCur>=PLen then
        begin
            SelStart:=TCur;
            SelEnd:=TCur+PLen;
            result:=true;
            break;
        end;
    end;
end;
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