File: ex50.pp

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Program Example50;

{ Program to demonstrate the Read(Ln) function. }

Var S : String;
    C : Char;
    F : File of char;
    
begin
  Assign (F,'ex50.pp');
  Reset (F);
  C:='A';
  Writeln ('The characters before the first space in ex50.pp are : ');
  While not Eof(f) and (C<>' ') do
    Begin
    Read (F,C);
    Write (C);
    end;
 Writeln;   
 Close (F);
 Writeln ('Type some words. An empty line ends the program.');
 repeat 
   Readln (S);
 until S='';  
end.