J.5 ASCII

1. The following declaration exists in the declaration of package Standard:

2. package ASCII is
   

3.    --  Control characters:
   

4.    NUL   : constant Character := nul;
      SOH   : constant Character := soh;
      STX   : constant Character := stx;
      ETX   : constant Character := etx;
      EOT   : constant Character := eot;
      ENQ   : constant Character := enq;
      ACK   : constant Character := ack;
      BEL   : constant Character := bel;
      BS    : constant Character := bs;
      HT    : constant Character := ht;
      LF    : constant Character := lf;
      VT    : constant Character := vt;
      FF    : constant Character := ff;
      CR    : constant Character := cr;
      SO    : constant Character := so;
      SI    : constant Character := si;
      DLE   : constant Character := dle;
      DC1   : constant Character := dc1;
      DC2   : constant Character := dc2;
      DC3   : constant Character := dc3;
      DC4   : constant Character := dc4;
      NAK   : constant Character := nak;
      SYN   : constant Character := syn;
      ETB   : constant Character := etb;
      CAN   : constant Character := can;
      EM    : constant Character := em;
      SUB   : constant Character := sub;
      ESC   : constant Character := esc;
      FS    : constant Character := fs;
      GS    : constant Character := gs;
      RS    : constant Character := rs;
      US    : constant Character := us;
      DEL   : constant Character := del;
   

5.    -- Other characters:
   

6.    Exclam    : constant Character:= '!';
      Quotation : constant Character:= '"';
      Sharp     : constant Character:= '#';
      Dollar    : constant Character:= '$';
      Percent   : constant Character:= '%';
      Ampersand : constant Character:= '&';
      Colon     : constant Character:= ':';
      Semicolon : constant Character:= ';';
      Query     : constant Character:= '?';
      At_Sign   : constant Character:= '';
      L_Bracket : constant Character:= '[';
      Back_Slash: constant Character:= '\';
      R_Bracket : constant Character:= ']';
      Circumflex: constant Character:= '^';
      Underline : constant Character:= '_';
      Grave     : constant Character:= '`';
      L_Brace   : constant Character:= '{';
      Bar       : constant Character:= '|';
      R_Brace   : constant Character:= '}';
      Tilde     : constant Character:= '~';
   

7.    -- Lower case letters:
   

8.    LC_A: constant Character:= 'a';
      ...
      LC_Z: constant Character:= 'z';
   

9. end ASCII;
   

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