## Comments

    (* This is an
    old style comment *)
    { This is a
    Turbo Pascal comment }
    // This is a Delphi comment.

## Strings and characters

    'This is a pascal string'
    ''
    'a'
    ^G
    #7
    #$f4
    'A tabulator character: '#9' is easy to embed'

## Numbers

    123
    123.456
    132.456e-789
    132.456e+789
    $7aff
    &17
    %11110101

## Full example

    Type
        Str25    = String[25];
        TBookRec = Record
                    Title, Author,
                    ISBN  : Str25;
                    Price : Real;
                   End;

    Procedure EnterNewBook(var newBook : TBookRec);
    Begin
     Writeln('Please enter the book details: ');
     Write('Book Name: ');
     Readln(newBook.Title);
     Write('Author: ');
     Readln(newBook.Author);
     Write('ISBN: ');
     Readln(newBook.ISBN);
     Write('Price: ');
     Readln(newBook.Price);
    End;

    Var
        bookRecArray : Array[1..10] of TBookRec;
        i            : 1..10;

    Begin
     For i := 1 to 10 do
      EnterNewBook(bookRecArray[i]);
     Writeln('Thanks for entering the book details');
     Write('Now choose a record to display from 1 to 10: ');
     Readln(i);
     Writeln('Here are the book details of record #',i,':');
     Writeln;
     Writeln('Title:  ', bookRecArray[i].Title);
     Writeln('Author: ', bookRecArray[i].Author);
     Writeln('ISBN:   ', bookRecArray[i].ISBN);
     Writeln('Price:  ', bookRecArray[i].Price);
     Readln;
    End.