Character set

• basic_graphic_character
• lower_case_letter
• other_special_character

• basic_graphic_character
• format_effector

• upper_case_letter
• digit
• special_character
• space_character

(a) upper_case_letter

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 

(b) digit

0 1 2 3 4 5 6 7 8 9 

(c) special_character

" # & ' () * + , - . / : ; < = > _ | 

(d) space_character

(e) lower_case_letter

a b c d e f g h i j k l m n o p q r s t u v w x y z 

(f) other_special_character

! $ % @ ? [ \ ] ^ ` {} ~ 

(g) Format effectors ( format_effectors ) are

• Tab (horizontal and vertical),
• Carriage return,
• Line feed and
• Form feed.