rhai/doc/src/appendix/operators.md

Operators and Symbols

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Operators

Operator	Description	Binary?	Binding direction
+	add	yes	left
-	1) subtract 2) negative	yes no	left right
*	multiply	yes	left
/	divide	yes	left
%	modulo	yes	left
~	power	yes	left
>>	right bit-shift	yes	left
<<	left bit-shift	yes	left
&	1) bit-wise And 2) boolean And	yes	left
|	1) bit-wise Or 2) boolean Or	yes	left
^	1) bit-wise Xor 2) boolean Xor	yes	left
=, +=, -=, *=, /=, ~=, %=, <<=, >>=, &=, |=, ^=	assignments	yes	right
==	equals to	yes	left
~=	not equals to	yes	left
>	greater than	yes	left
>=	greater than or equals to	yes	left
<	less than	yes	left
<=	less than or equals to	yes	left
&&	boolean And (short-circuits)	yes	left
||	boolean Or (short-circuits)	yes	left
!	boolean Not	no	left
[ .. ]	indexing	yes	right
.	1) property access 2) method call	yes	right

Symbols and Patterns

Symbol	Name	Description
_	underscore	default switch case
;	semicolon	statement separator
,	comma	list separator
:	colon	[object map] property value separator
::	path	module path separator
#{ .. }	hash map	[object map] literal
" .. "	double quote	[string]
' .. '	single quote	[character][string]
\	escape	escape character literal
( .. )	parentheses	expression grouping
{ .. }	braces	block statement
| .. |	pipes	closure
[ .. ]	brackets	[array] literal
!	bang	function call in calling scope
=>	double arrow	switch expression case separator
//	comment	line comment
/* .. */	comment	block comment
(* .. *)	comment	reserved
< .. >	angular brackets	reserved
++	increment	reserved
--	decrement	reserved
..	range	reserved
...	range	reserved
**	exponentiation	reserved
#	hash	reserved
@	at	reserved
$	dollar	reserved
->	arrow	reserved
<-	left arrow	reserved
===	strict equals to	reserved
!==	strict not equals to	reserved
:=	assignment	reserved
::< .. >	turbofish	reserved