Operators and Punctuation

Arithmetic Operators

Operator	Operation
+	Addition
-	Subtraction
*	Multiplication
/	Division
%	Remainder
**	Exponentiation

Bitwise Operators

Operator	Operation
&	Bitwise AND
|	Bitwise OR
^	Bitwise XOR
~	Bitwise NOT (unary)
<<	Left shift
>>	Right shift

Logical Operators

Operator	Operation
&&	Logical AND (short-circuit)
||	Logical OR (short-circuit)
!	Logical NOT (unary)

Comparison Operators

Operator	Operation
==	Equal
!=	Not equal
<	Less than
<=	Less than or equal
>	Greater than
>=	Greater than or equal

Assignment Operators

Operator	Equivalent to
=	Plain assignment
+=	x = x + rhs
-=	x = x - rhs
*=	x = x * rhs
/=	x = x / rhs
%=	x = x % rhs
&=	x = x & rhs
|=	x = x | rhs
^=	x = x ^ rhs
<<=	x = x << rhs
>>=	x = x >> rhs

Type Operators

Operator	Meaning
as	Type cast: value as TargetType
is	Type test: value is SomeType (returns bool)

let n: int64 = bigValue as int64;
if shape is Circle {
    Print("It's a circle");
}

Operator Precedence

From highest to lowest precedence:

Level	Operators
1 (highest)	Unary ! ~ -
2	**
3	* / %
4	+ -
5	<< >>
6	&
7	^
8	|
9	== != < <= > >=
10	&&
11	||
12	as is
13 (lowest)	= += -= *= /= %= &= |= ^= <<= >>=

Use parentheses to override precedence explicitly.