| *Symbol* | *Name* | *Purpose* |
| !! | [[pling?]] | logical NOT |
| " | [[doublequote?]] |
| # | hash | prefixes comments |
| $ | dollar | field reference operator and regular expression anchor |
| % | [[percent?]] |
| & | [[ampersand?]] |
| ' | [[apostrophe?]] |
| * | [[asterisk?]] | multiplication operator and regular expression operator |
| + | [[plus?]] | optional positive number prefix, addition operator and regular expression operator |
| , | [[comma?]] | separates items in a list |
| !- | [[hyphen?]] | negative number prefix, subtraction operator, regular expression range operator |
| . | dot | decimal point and regular expression operator |
| / | slash | division operator and regular expression enclosure |
| : | [[colon?]] |
| ; | semicolon | statement separator, rule separator |
| < | [[lessthan?]] |
| = | [[equals?]] |
| > | [[greaterthan?]] |
| ? | [[hook?]] |
| @ | [[snail?]] |
| ![ | [[openbox?]] |
| \ | backslash | escape sequence prefix |
| !] | [[closebox?]] |
| ^ | [[caret?]] | regular expression anchor and compliment box indicator |
| !_ | [[underscore?]] |
| ` | [[backtick?]] |
| [[pipe?]] | regular expression alternation operator |
| ~ | tilde | regular expression binding operator |
| [x] | [[x_lower_case_x?]] |
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