The Fortran character set consists of the following:
| Character | Name | Character | Name |
|---|---|---|---|
| Δ or TAB | Space or tab | ' | Apostrophe |
| = | Equal sign | " | Quotation mark |
| + | Plus sign | $ | Dollar sign |
| - | Minus sign | _ | Underscore |
| * | Asterisk | ! | Exclamation point |
| / | Slash | : | Colon |
| ( | Left parenthesis | < | Left angle bracket |
| ) | Right parenthesis | > | Right angle bracket |
| , | Comma | % | Percent sign |
| . | Period | & | Ampersand |
Other printing characters can appear in a Fortran statement only as part of a Hollerith or character constant. Any printing character can appear in a comment. Printing characters are characters whose codes are in the hexadecimal range 20 through 7E, or A1 through FE. (See Figures B_1 and B-2.)