symbol

*Symbol**Name**Purpose*
!![[pling?]]logical NOT
"[[doublequote?]]
#hashprefixes comments
$dollarfield 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
.dotdecimal point and regular expression operator
/slashdivision operator and regular expression enclosure
:[[colon?]]
;semicolonstatement separator, rule separator
<[[lessthan?]]
=[[equals?]]
>[[greaterthan?]]
?[[hook?]]
@[[snail?]]
![[[openbox?]]
\backslashescape sequence prefix
!][[closebox?]]
^[[caret?]]regular expression anchor and compliment box indicator
!_[[underscore?]]
`[[backtick?]]
[[pipe?]]regular expression alternation operator
~tilderegular expression binding operator
[x][[x_lower_case_x?]]

Digraphs

++increment nudge operator
--decrement nudge operator
+=addition compound assignment operator
-=subtraction compound assignment operator
*=multiplication compound assignment operator
/=division compound assignment operator
^=exponent compound assignment operator
%=modulus compound assignment operator

Enclosures

[[doublequote?]]literal string enclosures
[[box?]]es array element referencing
braces
[[cheveron?]]s
parentheses
slashregular expression enclosures