*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?]] |